Keyword: Enrage

Enrage — Whenever Ripjaw Raptor is dealt damage, draw a card.

Enrage — Whenever Ranging Raptors is dealt damage, you may search your library for a basic land card, put it onto the battlefield tapped, then shuffle your library.

Flash
Enrage — Whenever Snapping Sailback is dealt damage, put a +1/+1 counter on it. (It must survive the damage to get the counter.)

Enrage — Whenever Overgrown Armasaur is dealt damage, create a 1/1 green Saproling creature token.

Enrage — Whenever Frilled Deathspitter is dealt damage, it deals 2 damage to target opponent or planeswalker.

Enrage — Whenever Sun-Crowned Hunters is dealt damage, it deals 3 damage to target opponent or planeswalker.

When Apex Altisaur enters the battlefield, it fights up to one target creature you don’t control.
Enrage — Whenever Apex Altisaur is dealt damage, it fights up to one target creature you don’t control.

Enrage — Whenever Polyraptor is dealt damage, create a token that’s a copy of Polyraptor.

Enrage — Whenever Silverclad Ferocidons is dealt damage, each opponent sacrifices a permanent.

Enrage — Whenever Overgrown Armasaur is dealt damage, create a 1/1 green Saproling creature token.

Enrage — Whenever Polyraptor is dealt damage, create a token that’s a copy of Polyraptor.

Enrage — Whenever Siegehorn Ceratops is dealt damage, put two +1/+1 counters on it. (It must survive the damage to get the counters.)

Enrage — Whenever Cacophodon is dealt damage, untap target permanent.

Enrage — Whenever Siegehorn Ceratops is dealt damage, put two +1/+1 counters on it. (It must survive the damage to get the counters.)

Enrage — Whenever Silverclad Ferocidons is dealt damage, each opponent sacrifices a permanent.

Enrage — Whenever Imperial Ceratops is dealt damage, you gain 2 life.

Enrage — Whenever Silverclad Ferocidons is dealt damage, each opponent sacrifices a permanent.

Enrage — Whenever Trapjaw Tyrant is dealt damage, exile target creature an opponent controls until Trapjaw Tyrant leaves the battlefield.

Enrage — Whenever Siegehorn Ceratops is dealt damage, put two +1/+1 counters on it. (It must survive the damage to get the counters.)

Enrage — Whenever Frilled Deathspitter is dealt damage, it deals 2 damage to target opponent or planeswalker.

Enrage — Whenever Trapjaw Tyrant is dealt damage, exile target creature an opponent controls until Trapjaw Tyrant leaves the battlefield.

Enrage — Whenever Needletooth Raptor is dealt damage, it deals 5 damage to target creature an opponent controls.

Enrage — Whenever Ripjaw Raptor is dealt damage, draw a card.

Enrage — Whenever Ravenous Daggertooth is dealt damage, you gain 2 life.

Enrage — Whenever Sun-Crowned Hunters is dealt damage, it deals 3 damage to target opponent or planeswalker.