Vex 7 is a challenging free online platformer game featuring 10 acts with increasing difficulty. Created by Amazing Adam, the game offers sharp controls and creative level design. Each act includes checkpoints to help players progress, and unique traps like moving spikes and triggered blocks add to the gameplay excitement. Players can access an invincibility bubble after consecutive deaths by choosing 'No' when prompted, making it a fun yet tough experience for both series fans and newcomers.