Rat Out 
Instant
Up to one target creature gets -1/-1 until end of turn. You create a 1/1 black Rat creature token with "This token can't block."
Legality
standardLEGALpioneerLEGALmodernLEGALlegacyLEGALvintageLEGALcommanderLEGAL
Instant
Up to one target creature gets -1/-1 until end of turn. You create a 1/1 black Rat creature token with "This token can't block."