Alt maps are mapped with rhythm density and slider velocity in a way that makes single-tapping much more impractical. These maps are taken from beginner tournament pools such as BQT, 6WC, etc.

Streams are a series of consecutive notes in 1/4 rhythm. Later stages add extra intensity by adding spaced flow, or stamina draining death-streams. These maps are taken from beginner tournament pools such as BQT, 6WC, etc.