Briarknit Kami

Creature - Spirit 3/3, 3GG (5)
Whenever you cast a Spirit or Arcane spell, put a +1/+1 counter on target creature.¹
One thorn to warn, ten thorns to defend, a hundred thorns to destroy.
Illus. Brian Despain

Format Legality	Legal in Vintage, Legacy, Extended, MTGO Classic Banned in Standard
Printings (1/8)	Saviors of Kamigawa (Uncommon)