Collect coins to upgrade! Types of coins: Normal coin 90% (at game) Bronze coin 69% (not in game) Red coin 47% (not in game) Retro coin 26% (not in game) Cubic coin 12% (at game, but rare) Giant coin 6% (not at game) Green coin 0,1% (?) This game is a beta test, don't look for glitches and bugs!