Deku, Protector Among Us

•Omnath, Locus of Creation•
When Deku, Protector Among Us enters the battlefield, draw a card.

Landfall - Whenever a land enters the battlefield under your control, you gain 4 life if this is the first time this ability has resolved this turn. If it's the second time, add {r}{g}{w}{u}.
If it's the third time, Deku deals 4 damage to each opponent and each planeswalker you don't control.