Geist, Bloodspark Vindicator

Flying, Menace, Lifelink, Shroud, Vigilance

When this creature deals combat damage to a player, tap target creature and put stun counters equal to the amount of damage this creature dealt
on that creature.

{t}{p/r}{p/r}, if this creature dealt damage this turn, put
a +1/+1 counter on Geist equal to the damage it dealt this turn.