Illvelo Swamp Happy Together is a shoot ’em up video game developed by RS34 and published by Mebius.

About

Illvelo Swamp Happy Together is the new and evolved version of the previous title, Illvelo Swamp.

Swim through 100 stages of happiness via two unique modes—Regular Mode and Dev Mode—equipped with multi-ability weapon, the Doll.

Be prepared for endlessly happy shoot ’em up experience.