Omnath, Apex Locus

Landfall — Whenever a land enters under your control, do the following depending on which basic land types the land is: • Plains: Gain X life, where X is the number of times this ability has resolved this turn. • Island: Put a +1/+1 counter on up to one target Elemental you control and draw a card. • Swamp: Create a 3/3 black and green Phyrexian Elemental artifact creature token with menace. • Mountain: Create a 5/5 red and green Elemental creature token with “When this creature dies, it deals 3 damage to any target.” • Forest: Add {G}{G}. Until end of turn, you don’t lose this mana as steps and phases end.