Underground River

(T: Add B.)

Guerrilla Tactics deals 2 damage to any target. When a spell or ability an opponent controls causes you to discard this card, it deals 4 damage to any target.

This creature can't block. B, Pay 1 life: Return this creature to its owner's hand.

1RG, T: Exile this creature and target creature without flying that's attacking you.

(T: Add R.)

(T: Add G.)

When this creature enters, sacrifice it unless you discard a card at random.

Incinerate deals 3 damage to any target. A creature dealt damage this way can't be regenerated this turn.