Bob's Brain Home Bob's Brain 0.0 / 5 ( 0 votes ) Your Rating? Discover Bob's Brain – Play Free Now on WebGameFree! Pixel-art shooter, defend brain from hordes of zombies and collect coins to acquire stronger weapons & upgrades. Purchase weapons & upgrades in vending machines (using number keys). Most items can be bought multiple times to become more powerful. Goal is to protect brain. Coins are acquired by killing zombies, and accumulate through rounds (so your coin total will always increase). Categories in which Bob's Brain is included: Puzzle Matching 1 Player Thinking