Icatian Moneychanger 
Creature — Human
This creature enters with three credit counters on it. When this creature enters, it deals 3 damage to you. At the beginning of your upkeep, put a credit counter on this creature. Sacrifice this creature: You gain 1 life for each credit counter on this creature. Activate only during your upkeep.
Legality
standardNOT LEGALpioneerNOT LEGALmodernNOT LEGALlegacyLEGALvintageLEGALcommanderLEGAL