Thrall, the Earth Warder

Landfall - Whenever a land enters the battlefield
under your control, you may pay {r}. If you do,
deal 2 damage to any target.
Landfall - Whenever a land enters the battlefield
under your control, you may pay {u}. If you do,
target player draws a card.
Landfall - Whenever a land enters the battlefield
under your control, you may pay {g}. If you do,
target player gains 2 life.