Titania, Voice of Gaea

盖亚之声泰坦尼亚 (Titania, Voice of Gaea) (zhs)

Legendary Creature - Elemental | Power/Toughness: 3 / 4 (CMC 3)
Reach
Whenever one or more land cards are put into your graveyard from anywhere, you gain 2 life.
At the beginning of your upkeep, if there are four or more land cards in your graveyard and you both own and control Titania, Voice of Gaea and a land named Argoth, Sanctum of Nature, exile them, then meld them into Titania, Gaea Incarnate.