The characters are cute :3
Game: Dead Beats
Deadbeats - by Opposable Games. Deadbeats is a competitive multiplayer platform game. It is fun. Jump on each others' heads and change planes by standing on the moving blocks when the heart beats. If you lose all your lives you are out. Keep playing until there is only one player left.
More the Merrier: The game is a competitive or cooperative multiplayer "party game" (i.e., based on minigames, humor, 4+ players, audience engagement, etc.), meant for one screen or more.