Diamond Knight | 224 | Core Set 2020

Set: Core Set 2020
Rarity: U
#: 224
Creature Type or Sub Type: Artifact Creature — Knight
P: 1
T: 1
Rules Text Contains: Vigilance (Attacking does not cause this creature to tap.)
As Diamond Knight enters the battlefield, choose a color.
Whenever you cast a spell of the chosen color, put a +1/+1 counter on Diamond Knight.