Trostani, Selesnya’s Voice

Mana Cost: {G}{G}{W}{W}
Total Cost: 4
Type: Legendary Creature — Dryad
Description: Whenever another creature you control enters, you gain life equal to that creature’s toughness.
{1}{G}{W}, {T}: Populate. (Create a token that’s a copy of a creature token you control.)
Power: 2
Toughness: 5
Colors: G, W