Mirror March (Ravnica Allegiance)

Whenever a nontoken creature you control enters, flip a coin until you lose a flip. For each flip you won, create a token that's a copy of that creature. Those tokens gain haste. Exile them at the beginning of the next end step.

NM - $1.50
LP - $1.50
MP - $1.50
HP - $1.50
DMG - $1.50