Mountain

Territorial Hammerskull

Whenever Territorial Hammerskull attacks, tap target creature an opponent controls.

Raptor Companion

Huatli, Dinosaur Knight

+2: Put two +1/+1 counters on up to one target Dinosaur you control.
−3: Target Dinosaur you control deals damage equal to its power to target creature you don't control.
−7: Dinosaurs you control get +4/+4 until end of turn.

Huatli's Snubhorn

Vigilance (Attacking doesn't cause this creature to tap.)

Huatli's Spurring

Target creature gets +2/+0 until end of turn. If you control a Huatli planeswalker, that creature gets +4/+0 until end of turn instead.

Kinjalli's Caller

Dinosaur spells you cast cost {1} less to cast.

Plains

Goring Ceratops

Double strike
Whenever Goring Ceratops attacks, other creatures you control gain double strike until end of turn.

Burning Sun's Avatar

When Burning Sun's Avatar enters, it deals 3 damage to target opponent or planeswalker and 3 damage to up to one target creature.

Slash of Talons

Slash of Talons deals 2 damage to target attacking or blocking creature.

Frenzied Raptor

Lightning Strike

Lightning Strike deals 3 damage to any target.

Sun-Blessed Mount

When Sun-Blessed Mount enters, you may search your library and/or graveyard for a card named Huatli, Dinosaur Knight, reveal it, then put it into your hand. If you searched your library this way, shuffle.

Bonded Horncrest

Bonded Horncrest can't attack or block alone.

Tilonalli's Knight

Whenever Tilonalli's Knight attacks, if you control a Dinosaur, Tilonalli's Knight gets +1/+1 until end of turn.

Pterodon Knight

Pterodon Knight has flying as long as you control a Dinosaur.

Shining Aerosaur

Rallying Roar

Creatures you control get +1/+1 until end of turn. Untap them.

Stone Quarry

Stone Quarry enters tapped.
{T}: Add {R} or {W}.