Plentytasker

In Plentytasker, you start with only a single, humble blocking game, which you control with the arrow keys. But as you master it, the game reveals it;s real aspects: multi tasking. After a certain amount of time, you;ll unlock the other 3 games: a timing game which you control with Z, an elevation control game which is controlled with C, and a shooting game which is used with X.