- Server Shutdown Announcement - 3 July 2025
Dear Lords,It is with great sadness that we must announce Idle Big Devil will officially end its service on July 31, 2025.On that day, the game servers will be closed and all account data will be deleted. Until then, the game will remain accessible as usual. As a small thank-you, we'll be sending out some in-game gifts during the final two weeks before shutdown.It's been over five years since the very first test version of the game, and we've shared so many amazing experiences together.We still remember how early updates often brought unexpected issues. Even when new content didn't fully meet expectations, many of you still took the time to leave detailed feedback and suggestions.Some of you created beautiful and helpful guides, helped new players, and stood by us from the very first version to the latest—through all the ups and downs.We're also deeply thankful to our community moderato…
- PATCH NOTES - 9 January 2023
The maintenance will be at 18:00 (Los Angeles Time) on January 9, 03:00 (Paris Time) on January 10 and lasts approximately 120 minutes! In the next few updates, we will also optimize the game according to the player's suggestions. Thanks for the company and support of new and old players! Time-limited Event Inferno Tower Event January 10 ~ January 16 (server time) During the event, 100 floors will be opened every 2 days, players can get a lot of Heroic Summon Scroll or Common Summon Scroll from it. Lunar New Year Event January 17 ~ January 30 (server time) Log in to the game every day to get Lunar New year Packs! During the event, players can also get rewards and a lot of event items "Small Firecrackers" & "Blessing Word" by completing tasks. You can check the specific event rules on the event page. Mystery Pack Event January 31 ~ February 13 (server time) During the activity, one myste…
- PATCH NOTES - 30 November 2022
The maintenance will be at 18:00 (Los Angeles Time) on November 30, 03:00 (Paris Time) on December 1 and lasts approximately 120 minutes! In the next few updates, we will also optimize the game according to the player's suggestions. Thanks for the company and support of new and old players! Time-limited Event 1. The Element Panda event will return from December 3 to December 16 (server time) and there are also Special Sale. 2. Treasure Hunt Event December 1 ~ December 14 (server time) During the event, use the dice in the Treasure Hunt, and you can collect additional drop items - Treasure Fragments to exchange various resources in the event store. Note: All Treasure Fragments will be cleared after next update. Don't miss the exchange time! 3. Axe Challenge December 8 ~ December 21 (server time) During the event, players will have 2 opportunities every day. Player need to throw an axe an…
- PATCH NOTES - 28 September 2022
The maintenance will be at 19:00 (Los Angeles Time) on September 28, 04:00 (Paris Time) on September 29 and lasts approximately 120 minutes! In the next few updates, we will also optimize the game according to the player's suggestions. Thanks for the company and support of new and old players! Time-limited Event: Autumn's Promise 1. Login Reward (September 29 ~ October 12 server time) Log in to the game every day to get rewards, and from the 6th day, the rewards will be more generous! 2. Daily Tasks (September 29 ~ October 12 server time) Players can get various resources and a lot of event items by completing tasks. 3. Boss Challenge (September 29 ~ October 10 server time) Players can get ranking rewards after the event ends, and there will be a chance to get rewards during the challenge also. 4. Lucky Cards (October 4 ~ October 12 server time) Use Lucky Bottle to flip cards, the highe…
- PATCH NOTES - 31 August 2022
The maintenance will be at 19:00 (Los Angeles Time) on August 31, 04:00 (Paris Time) on September 1 and lasts approximately 120 minutes! In the next few updates, we will also optimize the game according to the player's suggestions. Thanks for the company and support of new and old players! Mid-Autumn Event September 8 ~ September 21 (server time) 1. During the event, sign in every day to get rewards! Especially on September 10, you will receive "Devil's Relic Pack*10". 2. There are also some Mid-Autumn Special Packs containing "Mooncake". After eating mooncakes, you will get the blessing of the full moon, with a high probability of getting a lot of diamonds, and a low probability of getting rare items. Other Time-limited Events 1. Dragon Boat Racing (Rewards Up!) September 1 ~ September 28 (server time) Complete tasks to collect Drums to make the dragon boat move forward and get rewards…
- PATCH NOTES - 18 July 2022
The maintenance will be at 19:00 (Los Angeles Time) on July 18, 04:00 (Paris Time) on June 19 and lasts approximately 120 minutes! In the next few updates, we will also optimize the game according to the player's suggestions. Thanks for the company and support of new and old players! Time-limited Event 1. Brave's Challenges Event During the event, every time you clear the Brave's Challenges, you can get an extra drop item "Mark of the Brave". Collect Mark of the Brave and you can exchange for various items in the event store! Note: 1. The event will start on July 20th and will last for 14 days. 2. All "Mark of the Brave" will be cleared after the event ends. Don't miss the exchange time! 2. Log in to get Lucky Daily Chest Players who log in to the game from July 27th to August 2nd can get a Lucky Daily Chest! After opening the chest, you can obtain a Lucky Bag every day for 7 consecutiv…
- PATCH NOTES - 4 July 2022
The maintenance will be at 19:00 (Los Angeles Time) on July 4, 04:00 (Paris Time) on June 5 and lasts approximately 120 minutes! In the next few updates, we will also optimize the game according to the player's suggestions. Thanks for the company and support of new and old players! Time-limited Event Key Instance Event During the event, assist in the Key Instance, you can collect additional drop items - Letter of Thanks to exchange various resources in the event store. Note: 1. The event will be open after this update and will last for 14 days. 2. All Letter of Thanks will be cleared after the event ends. Don't miss the exchange time! Inferno Tower Event During the event, 100 floors will be opened every 2 days, players can get a lot of Heroic Summon Scroll or Common Summon Scroll from it. The event will be open on July 12 (server time) and will last for 7 days. Major Optimization 1. Fix…
- PATCH NOTES - 22 June 2022
The maintenance will be at 19:00 (Los Angeles Time) on June 22, 04:00 (Paris Time) on June 23 and lasts approximately 120 minutes! In the next few updates, we will also optimize the game according to the player's suggestions. Thanks for the company and support of new and old players! Time-limited Event 1. Ultimate Axe The event starts from 00:00 Los Angeles time on June 24 (09:00 Paris Time on June 24) and lasts for 7 days During the event, players can challenge unlimited times. The final ranking will be based on your highest score. Each challenge consists of several consecutive levels, and the target score increases for each level. Players must reach the target within the specified time to start the next level. Major Optimization Adjusted the number of Soul Crystals required for Dark Heroes and Noether ≥ 15 stars to evolve. If you have a hero that meets the requirements and has evolved…
- PATCH NOTES - 7 June 2022
The maintenance will be at 19:00 (Los Angeles Time) on June 7, 04:00 (Paris Time) on June 8 and lasts approximately 120 minutes! In the next few updates, we will also optimize the game according to the player's suggestions. Thanks for the company and support of new and old players! Time-limited Event All events start after this update and lasts for 7 days 1. Time-limited purchase of the Devil's Relic Packs Event During the event, the first purchase of the Devil's Relic Pack of each tier will get double packs. For details, please check the purchase interface 2. Limited Rare Devil's Relic Packs adds additional reward During the event, players can get a "Hero Chest Random Pack" when they get the Limited Rare Devil's Relic Pack. After opening the Hero Chest Random Pack, they will get 1 random Hero Chest (Normal/ Elite(SS)/ Elite(SSS)/ Dark)! 3. Inferno Tower Event During the event, 100 floo…
- PATCH NOTES - 31 May 2022
The maintenance will be at 19:00 (Los Angeles Time) on May 31, 04:00 (Paris Time) on June 1 and lasts approximately 120 minutes! In the next few updates, we will also optimize the game according to the player's suggestions. Thanks for the company and support of new and old players! Time-limited Event Dragon Boat Racing The event starts after this update and lasts for 28 days Complete tasks to collect Drums to make the dragon boat move forward and get rewards! Login Bonus The event starts after this update and lasts for 14 days During the event, players can log in cumulatively to receive rewards such as Heroic Summon Scrol, Soul Crystal, Elite Hero Chest (SSS)... Be sure to log in daily to collect all the rewards! The Element Panda event will return from June 3rd to June 5th (server time) and there are also Special Sale. Major Optimization 1. Players can choose to open and claim differen…
- PATCH NOTES - 12 May 2022
The maintenance will be at 19:00 (Los Angeles Time) on May 12, 04:00 (Paris Time) on May 13 and lasts approximately 120 minutes! In the next few updates, we will also optimize the game according to the player's suggestions. Thanks for the company and support of new and old players! Time-limited Event Treasure Hunt Time-limited Event The event starts after this update and lasts for 14 days During the event, use the dice in the Treasure Hunt, and you can collect additional drop items - Treasure Fragments to exchange various resources in the event store. Note: All Treasure Fragments will be cleared after next update. Don't miss the exchange time! *There are also Summer Special Sale. Major Optimization 1. Added the option "Use up today's remaining times for automatic matching" in Key Instance. After the player selects this option, the system will select all the keys with remaining times for…
- PATCH NOTES - 28 April 2022
The maintenance will be at 23:30 (Los Angeles Time) on April 27, 08:30 (Paris Time) on April 28 and lasts approximately 120 minutes! In the next few updates, we will also optimize the game according to the player's suggestions. Thanks for the company and support of new and old players! Time-limited Event: Raising Dragons The event starts after this update and lasts for 14 days During the event, player will get several baby dragons, player can invite them to play together, or feed them to make them grow into Necrodragon. By completing achievements, you can get various rewards and dragonscales that can be exchanged for other items in the event store, and you can also get "Nirvana Stone" and "Baby Dragon Emoji"! *For details, please check the rules in the event. Holiday Benefits: Daily Login Rewards The event starts on April 29th (server time) and lasts for 14 days Log in every day to get…
- PATCH NOTES - 14 April 2022
The maintenance will be at 23:30 (Los Angeles Time) on April 13, 08:30 (Paris Time) on April 14 and lasts approximately 120 minutes! In the next few updates, we will also optimize the game according to the player's suggestions. Thanks for the company and support of new and old players! Time-limited Event: Lost Eggs The event starts on April 15th (server time) and lasts for 14 days During the event, you can get an extra drop item "Easter Egg" by killing monsters in Snowland, Explorers and Snowarea. Collect Easter eggs and you can exchange for various items in the event store! Don't miss the exchange time! Major Optimization 1. Added the Auto Complete function in the Random Events, it will be unlocked when the alert level ≥100. After selecting in the lower left corner of the random events interface, the system will automatically consume stamina, and complete the events one by one, and sto…
- PATCH NOTES - 23 March 2022
The maintenance will be at 23:30 (Los Angeles Time) on March 22, 08:30 (Paris Time) on March 23 and lasts approximately 120 minutes! In the next few updates, we will also optimize the game according to the player's suggestions. Thanks for the company and support of new and old players! PATCH NOTES Time-limited Event: Spring's Promise The event starts at 00:00 on March 31st (server time) and lasts for 14 days Log in to the game every day to get rewards, and the rewards on the Day 4/9/14 of the event will be more generous! During the event, players can also get various resources and a lot of event items "Pink Flower" & "Lucky Bottle" by completing tasks. You can check the specific event rules on the event page. Note: 1. Lucky Bottle can be used in Lucky Cards Event that opened on Day 6 of the event. 2. The Challenge Boss Event will end 2 days earlier, please pay attention to the end time…
- PATCH NOTES - 11 March 2022
The update will be at 22:30 (Los Angeles Time) on March 10, 07:30 (Paris Time) on March 11! In the next few updates, we will also optimize the game according to the player's suggestions. Thanks for the company and support of new and old players! Cross-Server Devil Battle - Rule Modifications 1. Add 3 rounds of battle period, each round lasts 1 hour, the rest of the time is a truce period, players can fight together at the same time (the opening time of each round is considered based on the time zones of different servers) 2. Increase the initial energy, increase the upper limit of energy, and reduce the recovery speed of energy 3. Greatly increase the player's base movement speed between towns, and the outpost bonus has been reduced to 50% 4. Greatly reduce the time for occupying the town, the protection time for occupying the town, and the time for prohibition of cancellation after gar…
- PATCH NOTES - 24 February 2022
The update will be at 22:30 (Los Angeles Time) on February 23, 07:30 (Paris Time) on February 24! In the next few updates, we will also optimize the game according to the player's suggestions. Thanks for the company and support of new and old players! 2/24 PATCH NOTES Time-limited Event Star Hero Event - New Hero Lucifer The Lucifer event will start within a week of this update and lasts for 14 days, and the probability of getting Lucifer during the event will be increased. In addition, players can also obtain him through other missions (Note: Star Hero event will only be available for servers that have been opened for 30 days + Elf Guardian 8) Lucifer is the incarnation of evil. Allies close to him will become furious, and enemies close to him will become extremely weak. Faction: Dark Career: Support Rating: SSS New Features 1. Cross-Server Arena - Challenge of Contention Players can c…
- PATCH NOTES - 24 January 2022
The update will be at 22:30 (Los Angeles Time), 07:30 (Paris Time) on January 24! In the next few updates, we will also optimize the game according to the player's suggestions. Thanks for the company and support of new and old players! We wish everyone a Happy Lunar New Year in advance! 1/24 PATCH NOTES Time-limited Event 1. Lunar New Year Event January 27 00:00 ~ February 9 00:00 (server time) Log in to the game every day from January 27 to February 9 to get Lunar New year Packs, and the packs from February 1 to February 3 will be more generous! From February 1 to February 5, you can also get a big red envelope when you log into the game for the first time. Don't miss it~ During the event, players can also get a Nirvana Stone and a lot of event items "Small Firecrackers" & "Blessing Word" by completing tasks. You can check the specific event rules on the event page. Note: Blessing Word…
- PATCH NOTES - 6 January 2022
The update will be at 22:30 (Los Angeles Time), 07:30 (Paris Time) on January 6! In the next few updates, we will also optimize the game according to the player's suggestions. Thanks for the company and support of new and old players! 1/6 PATCH NOTES Time-limited Event 1. Treasure Hunt Time-limited Event January 6 ~ January 20 During the event, use the dice in the Treasure Hunt, and you can collect additional drop items - Treasure Fragments to exchange various resources in the event store. Note: All Treasure Fragments will be cleared after maintenance on January 20, 2022. Don't miss the exchange time! 2. Added a set of emoji provided by the player "毽子", which can be unlocked through Treasure Hunt Time-limited Event Major Optimization 1. Adjusted the difficulty of the cross-server arena's rank, now it will be easier to improve the rank 2. The output of cross-server arena tokens has incre…
- NEW SERVER - 29 December 2021
According to the suggestions of some players, we will add a new server Asia3-亞服3 at 10:00 (BJT) on January 1st (18:00, December 31, Los Angeles time; 03:00, December 31, Paris time), which can be accessed by players from all over the world. Thank you for your love and support for IBD~ _______________________ Contact Us Discord: https://discord.gg/rTTt4hT Facebook: https://www.facebook.com/IdleBigDevil/ Reddit: https://www.reddit.com/r/IdleBigDevil/ Meanwhile, looking forward to your reviews on steam! We will continue to work and improve the game with the suggestions we have received. Thank you!
- PATCH NOTES - 23 December 2021
The update will be at 22:30 (Los Angeles Time), 07:30 (Paris Time) on December 23! This is the last update in 2021. Thank you for your support and company. We wish you all a Merry Christmas and a Happy New Year in advance! 12/23 PATCH NOTES New Features 1. Star Hero Event + New Hero Na Cha The Na Cha event lasts for 14 days, and the probability of getting Na Cha during the event will be increased. In addition, players can also obtain him through other missions (Note: Star Hero event will only be available for servers that have been opened for 30 days + Elf Guardian 8) Na Cha is born to be a god of war, using his ultimate to annihilate all enemies in front of him. Faction: Dark Career: Warrior Rating: SSS 2. In the Star Hero Event, players also have the opportunity to obtain items that can customize the name color and chat box Time-limited Event: Christmas Carnival December 23 ~ January…
