Yes, Trigonarium has MFi controller support!
Trigonarium on iOS does support controllers and is compatible with the MFI standard.
Trigonarium is a hardcore twin-stick shooter for fans of challenging arcade gaming.
Fight your way through multitudes of enemy formations in constantly shifting battle arenas to face the colossal level bosses.
Features: - Original campaign, a 3 world arcade mode to introduce you to the world of Trigonarium - Ultimate campaign, a 5 world super intense experience to push your skills to the limit - Challenge modes for quick play sessions - Local 2 player cooperative play available for all modes - Rock solid 60fps gameplay - Full MFi controller support for all single player and cooporative modes - Universal purchase for iOS and AppleTV Press: - "If you like frantic shooters and going for high scores, all at a silky-smooth 60 frames per second, Trigonarium is the game for you." - Touch Arcade Review No IAP, ads or hidden costs.
Trigonarium supports MFi controllers.