Goring Ceratops

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

Zetalpa, Primal Dawn

Flying, double strike, vigilance, trample, indestructible

Fall of the Thran

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.)
I — Destroy all lands.
II, III — Each player returns two land cards from their graveyard to the battlefield.

Don't Have

Kinjalli's Caller

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

Roar of the Fifth People

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after IV.)
I — Create two 3/3 green Dinosaur creature tokens.
II — This Saga gains "Creatures you control have '{T}: Add {R}, {G}, or {W}.'"
III — Search your library for a Dinosaur card, reveal it, put it into your hand, then shuffle.
IV — Dinosaurs you control gain double strike and trample until end of turn.

Huatli, Poet of Unity

When Huatli enters, search your library for a basic land card, reveal it, put it into your hand, then shuffle.
{3}{R/W}{R/W}: Exile Huatli, then return her to the battlefield transformed under her owner's control. Activate only as a sorcery.

Huatli, Poet of Unity // Roar of the Fifth People

Otepec Huntmaster

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

Marauding Raptor

Creature spells you cast cost {1} less to cast.
Whenever another creature you control enters, this creature deals 2 damage to it. If a Dinosaur is dealt damage this way, this creature gets +2/+0 until end of turn.

Atzocan Seer

{T}: Add one mana of any color.
Sacrifice this creature: Return target Dinosaur card from your graveyard to your hand.

Majestic Heliopterus

Flying
Whenever this creature attacks, another target Dinosaur you control gains flying until end of turn.

Knight of the Stampede

Dinosaur spells you cast cost {2} less to cast.