Maokai, The Twisted Treant

At the beginning of your upkeep, create a 2/1 green black Sapling token with "When this creature dies, deal 3 damage to each opponent"

Landfall — Whenever a land you control enters, create a Sapling token.

{b}{g}, Sacrifice a Sapling: search your library for a land card and place it on the battlefield tapped.