Back to spoilers
Hei Bai, Spirit of Balance
Legendary Creature — Bear Spirit
Whenever Hei Bai enters or attacks, you may sacrifice another creature or artifact. If you do, put two +1/+1 counters on Hei Bai. When Hei Bai leaves the battlefield, put its counters on target creature you control.
"My friend gave me hope that the forest would grow back." —Aang
Power/Toughness:3/3
uncommon · #225 · tla
Previewed: August 14 · Spoiled by IGN