Tavern Scoundrel 

Creature — Human Rogue
Whenever you win a coin flip, create two Treasure tokens. (They're artifacts with ", Sacrifice this token: Add one mana of any color.")
,
, Sacrifice another permanent: Flip a coin.
Legality
standardNOT LEGALpioneerNOT LEGALmodernLEGALlegacyLEGALvintageLEGALcommanderLEGAL