Spontaneous Artist 

Creature — Human Rogue
When this creature enters, you get (an energy counter).
Pay
: Target creature gains haste until end of turn.
Legality
standardNOT LEGALpioneerLEGALmodernLEGALlegacyLEGALvintageLEGALcommanderLEGAL
Creature — Human Rogue
When this creature enters, you get (an energy counter).
Pay
: Target creature gains haste until end of turn.