If you want to find games like OP:The New Four Emperors, we've got you covered. This is a list of games similar to OP:The New Four Emperors. If you are looking for something like that, you'll likely enjoy some of these games.
- Release date:Sep 3, 2014
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Diamond Digger Saga is a casual arcade-puzzle game developed by King. It came out on 03-09-2014. It was published by King.com. 
You can play Diamond Digger Saga on Android and iOS. The game is sold via Google Play and App Store. 
- Release date:Jun 30, 2011
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To Heart 2: Dungeon Travelers is a RPG game developed by Sting. It came out on 30-06-2011. AQUAPLUS published the game. The game is rated as "Skip" on RAWG. 
To Heart 2: Dungeon Travelers is available on PS Vita and PSP. 
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AlchemiaStory is a RPG game developed by Asobimo. 
AlchemiaStory is available on Android. The game is sold via Google Play. 
- Release date:Oct 25, 2007
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Tengen Toppa Gurren Lagann is an action game developed by Konami Computer Entertainment Japan. It was originally released in 2007. It was published by Konami. The game is rated as "Meh" on RAWG. 
Tengen Toppa Gurren Lagann is available on Nintendo DS. 
Takami Akai produced the game. It was directed by Hiroyuki Imaishi. 
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- Release date:Mar 12, 2010
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Avalon Code is an action-RPG game developed by Matrix Software. It came out on 12-03-2010. XSEED Games published the game. On review aggregator Metacritic, Avalon Code has a score of 71. Most rawgers rated the game as "Exceptional". 
Avalon Code is available on Nintendo DS. The game is sold via Nintendo eShop. 
Yoshifumi Hashimoto produced the game. It was directed by Keizo Kato and Takahiro Matsumoto. It was scored by Minako Adachi.