Heroic Intervention

Permanents you control gain hexproof and indestructible until end of turn.

Raptor Hatchling

Enrage — Whenever this creature is dealt damage, create a 3/3 green Dinosaur creature token with trample.

Commune with Dinosaurs

Look at the top five cards of your library. You may reveal a Dinosaur or land card from among them and put it into your hand. Put the rest on the bottom of your library in any order.

Thunderherd Migration

As an additional cost to cast this spell, reveal a Dinosaur card from your hand or pay {1}.
Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

Mountain

Rile

Rile deals 1 damage to target creature you control. That creature gains trample until end of turn.
Draw a card.

Broken Wings

Destroy target artifact, enchantment, or creature with flying.

Forerunner of the Empire

When this creature enters, you may search your library for a Dinosaur card, reveal it, then shuffle and put that card on top.
Whenever a Dinosaur you control enters, you may have this creature deal 1 damage to each creature.

Dinosaur

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)

Nest Robber

Forest

Otepec Huntmaster

Dinosaur spells you cast cost {1} less to cast.
{T}: Target Dinosaur gains haste until end of turn.

Cavern of Souls

As this land enters, choose a creature type.
{T}: Add {C}.
{T}: Add one mana of any color. Spend this mana only to cast a creature spell of the chosen type, and that spell can't be countered.

Stalwart Speartail

Enrage — Whenever Stalwart Speartail is dealt damage, other Dinosaurs you control and Dinosaur cards in your hand and library perpetually get +1/+1.
Whenever Stalwart Speartail attacks, Stalwart Speartail deals 1 damage to each creature and each planeswalker.

Thornspire Verge

{T}: Add {R}.
{T}: Add {G}. Activate only if you control a Mountain or a Forest.

Rootbound Crag

This land enters tapped unless you control a Mountain or a Forest.
{T}: Add {R} or {G}.

Frilled Deathspitter

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