Phantom Beast Rock-Lizard (FOTB-ENSE1) [Force of the Breaker]

If you're Tributing a "Phantom Beast" monster or "Gazelle the King of Mythical Beasts", this card can be Normal Summoned with 1 Tribute. When this card destroys a monster by battle, inflict 500 damage to your opponent. When this card is destroyed and sent to the Graveyard by an opponent's card effect, inflict 2000 damage to your opponent.