Shaco, Prestige Soul Fighter

When Shaco, Prestige Soul Fighter enters, draw a card.

Landfall — Whenever a land you control enters:
•If this is the first time this ability has resolved this turn, you gain 4 life.
•If it’s the second time, add {r}{g}{w}{u}.
•If it’s the third time, Shaco deals 4 damage to each
opponent and each planeswalker you don’t control.