Impulse

You may sacrifice two Mountains rather than pay this spell's mana cost. Fireblast deals 4 damage to any target.

Whenever this creature is dealt damage, it deals that much damage to you.

Return a Forest you control to its owner's hand: Untap target creature. Activate only once each turn.

Whenever this creature attacks and isn't blocked, you may draw a card. If you do, this creature assigns no combat damage this turn.

At the beginning of your upkeep, tap this creature unless you pay 1 life.

Exile target creature. Its controller gains life equal to its power.