75		Iron Sea Defenders (PlayStation 4, 2017)
74		The Keeper of 4 Elements (PlayStation 4, 2016)
70		Crystal Defenders (PlayStation 3, 2009)
54		Alchemic Jousts (PlayStation 4, 2016)
54		Cannon Brawl (PlayStation 4, 2016)
45		Day D: Tower Rush (PlayStation 4, 2017)
45		Medieval Defenders (PlayStation 4, 2017)
45		Royal Defense (PlayStation 4, 2017)
44		Mônica e a Guarda dos Coelhos (PlayStation 4, 2018)
44		PixelJunk Monsters 2 (PlayStation 4, 2018)
43		The Castle Game (PlayStation 4, 2015)
40		Fort Commander II: Counterattack (PlayStation 3, 2010)
40		Fort Commander: King's Gambit (PlayStation 3, 2010)

Notes: Games similar to The Onion Knights, Games like The Onion Knights, THEM Corporation, THEM Corporation, PlayStation 4, Strategy, Tactics, Fantasy, Tower Defense, Real-Time, Side view, Fixed, Flip-screen, Sony PlayStation, PSX, PS1, PS2, PS3, PS4, Game Similarities.