{T}, Pay 1 life, Sacrifice Arid Mesa: Search your library for a Mountain or Plains card, put it onto the battlefield, then shuffle.
{R}{G}
Atarka's Command
Instant
Choose two --
• Your opponents can't gain life this turn.
• Atarka's Command deals 3 damage to each opponent.
• You may put a land card from your hand onto the battlefield.
• Creatures you control get +1/+1 and gain reach until end of turn.
{1}{G}{W}
Atzocan Seer
Creature - Human Druid
{T}: Add one mana of any color.
Sacrifice Atzocan Seer: Return target Dinosaur card from your graveyard to your hand.
2 /
3
{1}{G}{W}
Behemoth Sledge
Artifact - Equipment
Equipped creature gets +2/+2 and has trample and lifelink.
Equip {3}
{5}{W}
Bellowing Aegisaur
Creature - Dinosaur
Enrage -- Whenever Bellowing Aegisaur is dealt damage, put a +1/+1 counter on each other creature you control.
3 /
5
--
Blossoming Sands
Land
Blossoming Sands enters the battlefield tapped.
When Blossoming Sands enters the battlefield, you gain 1 life.
{T}: Add {G} or {W}.
{R}{W}
Boros Charm
Instant
Choose one --
• Boros Charm deals 4 damage to target player or planeswalker.
• Permanents you control gain indestructible until end of turn.
• Target creature gains double strike until end of turn.
{3}{R}{R}{R}
Burning Sun's Avatar
Creature - Dinosaur Avatar
When Burning Sun's Avatar enters the battlefield, it deals 3 damage to target opponent or planeswalker and 3 damage to up to one target creature.
6 /
6
--
Cavern of Souls
Land
As Cavern of Souls enters the battlefield, 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.
{4}{R}
Charging Monstrosaur
Creature - Dinosaur
Trample, haste
5 /
5
{3}{R}{R}
Charging Tuskodon
Creature - Dinosaur
Trample
If Charging Tuskodon would deal combat damage to a player, it deals double that damage to that player instead.
4 /
4
--
Clifftop Retreat
Land
Clifftop Retreat enters the battlefield tapped unless you control a Mountain or a Plains.
{T}: Add {R} or {W}.
--
Command Beacon
Land
{T}: Add {C}.
{T}, Sacrifice Command Beacon: Put your commander into your hand from the command zone.
--
Command Tower
Land
{T}: Add one mana of any color in your commander's color identity.
{G}
Commune with Dinosaurs
Sorcery
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.
{3}{G}{G}
Crested Herdcaller
Creature - Dinosaur
Trample
When Crested Herdcaller enters the battlefield, create a 3/3 green Dinosaur creature token with trample.
3 /
3
{2}{G}
Deathgorge Scavenger
Creature - Dinosaur
Whenever Deathgorge Scavenger enters the battlefield or attacks, you may exile target card from a graveyard. If a creature card is exiled this way, you gain 2 life. If a noncreature card is exiled this way, Deathgorge Scavenger gets +1/+1 until end of turn.
3 /
2
{2}{R}{G}
Decimate
Sorcery
Destroy target artifact, target creature, target enchantment, and target land. (You can't cast this spell unless you have legal choices for all its targets.)
{2}{G}
Descendants' Path
Enchantment
At the beginning of your upkeep, reveal the top card of your library. If it's a creature card that shares a creature type with a creature you control, you may cast it without paying its mana cost. If you don't cast it, put it on the bottom of your library.
{1}{R}{G}
Domri Rade
Legendary Planeswalker - Domri
+1: Look at the top card of your library. If it's a creature card, you may reveal it and put it into your hand.
-2: Target creature you control fights another target creature.
-7: You get an emblem with "Creatures you control have double strike, trample, hexproof, and haste."
L:
3
{G}{W}
Dromoka's Command
Instant
Choose two --
• Prevent all damage target instant or sorcery spell would deal this turn.
• Target player sacrifices an enchantment.
• Put a +1/+1 counter on target creature.
• Target creature you control fights target creature you don't control.
--
Dust Bowl
Land
{T}: Add {C}.
{3}, {T}, Sacrifice a land: Destroy target nonbasic land.
{G}{W}
Eladamri's Call
Instant
Search your library for a creature card, reveal that card, put it into your hand, then shuffle.
--
Elfhame Palace
Land
Elfhame Palace enters the battlefield tapped.
{T}: Add {G} or {W}.
{5}{C}
Endbringer
Creature - Eldrazi
Untap Endbringer during each other player's untap step.
{T}: Endbringer deals 1 damage to any target.
{C}, {T}: Target creature can't attack or block this turn.
{C}{C}, {T}: Draw a card.
5 /
5
{3}{G}{W}
Engineered Might
Sorcery
Choose one --
• Target creature gets +5/+5 and gains trample until end of turn.
• Creatures you control get +2/+2 and gain vigilance until end of turn.
{3}{R}
Forerunner of the Empire
Creature - Human Soldier
When Forerunner of the Empire enters the battlefield, you may search your library for a Dinosaur card, reveal it, then shuffle and put that card on top.
Whenever a Dinosaur enters the battlefield under your control, you may have Forerunner of the Empire deal 1 damage to each creature.
1 /
3
--
Forest
Basic Land - Forest
({T}: Add {G}.)
{2}{R}
Frilled Deathspitter
Creature - Dinosaur
Enrage -- Whenever Frilled Deathspitter is dealt damage, it deals 2 damage to target opponent or planeswalker.
3 /
2
--
Gavony Township
Land
{T}: Add {C}.
{2}{G}{W}, {T}: Put a +1/+1 counter on each creature you control.
{10}{G}{G}
Ghalta, Primal Hunger
Legendary Creature - Elder Dinosaur
This spell costs {X} less to cast, where X is the total power of creatures you control.
Trample
12 /
12
{5}{W}{W}
Goring Ceratops
Creature - Dinosaur
Double strike
Whenever Goring Ceratops attacks, other creatures you control gain double strike until end of turn.
3 /
3
--
Graypelt Refuge
Land
Graypelt Refuge enters the battlefield tapped.
When Graypelt Refuge enters the battlefield, you gain 1 life.
{T}: Add {G} or {W}.
{2}{G}
Growing Rites of Itlimoc
Legendary Enchantment
When Growing Rites of Itlimoc enters the battlefield, look at the top four cards of your library. You may reveal a creature card from among them and put it into your hand. Put the rest on the bottom of your library in any order.
At the beginning of your end step, if you control four or more creatures, transform Growing Rites of Itlimoc.
--
Itlimoc, Cradle of the Sun
Legendary Land
(Transforms from Growing Rites of Itlimoc.)
{T}: Add {G}.
{T}: Add {G} for each creature you control.
{3}
Herald's Horn
Artifact
As Herald's Horn enters the battlefield, choose a creature type.
Creature spells you cast of the chosen type cost {1} less to cast.
At the beginning of your upkeep, look at the top card of your library. If it's a creature card of the chosen type, you may reveal it and put it into your hand.
--
Homeward Path
Land
{T}: Add {C}.
{T}: Each player gains control of all creatures they own.
--
Horizon Canopy
Land
{T}, Pay 1 life: Add {G} or {W}.
{1}, {T}, Sacrifice Horizon Canopy: Draw a card.
{4}{R}{W}
Huatli, Dinosaur Knight
Legendary Planeswalker - Huatli
+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.
L:
4
{3}{R}{W}
Huatli, Warrior Poet
Legendary Planeswalker - Huatli
+2: You gain life equal to the greatest power among creatures you control.
0: Create a 3/3 green Dinosaur creature token with trample.
-X: Huatli, Warrior Poet deals X damage divided as you choose among any number of target creatures. Creatures dealt damage this way can't block this turn.
L:
3
{3}{W}
Imperial Aerosaur
Creature - Dinosaur
Flying
When Imperial Aerosaur enters the battlefield, another target creature you control gets +1/+1 and gains flying until end of turn.
3 /
3
{4}{W}
Imperial Ceratops
Creature - Dinosaur
Enrage -- Whenever Imperial Ceratops is dealt damage, you gain 2 life.
3 /
5
--
Jungle Shrine
Land
Jungle Shrine enters the battlefield tapped.
{T}: Add {R}, {G}, or {W}.
--
Kazandu Refuge
Land
Kazandu Refuge enters the battlefield tapped.
When Kazandu Refuge enters the battlefield, you gain 1 life.
{T}: Add {R} or {G}.
--
Kessig Wolf Run
Land
{T}: Add {C}.
{X}{R}{G}, {T}: Target creature gets +X/+0 and gains trample until end of turn.
{W}
Kinjalli's Caller
Creature - Human Cleric
Dinosaur spells you cast cost {1} less to cast.
0 /
3
{2}{W}
Kinjalli's Sunwing
Creature - Dinosaur
Flying
Creatures your opponents control enter the battlefield tapped.
2 /
3
{3}{G}
Knight of the Stampede
Creature - Human Knight
Dinosaur spells you cast cost {2} less to cast.
2 /
4
{3}{W}
Majestic Heliopterus
Creature - Dinosaur
Flying
Whenever Majestic Heliopterus attacks, another target Dinosaur you control gains flying until end of turn.
2 /
2
{3}{G}{W}
Mirari's Wake
Enchantment
Creatures you control get +1/+1.
Whenever you tap a land for mana, add one mana of any type that land produced.
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
{R}{G}{W}
Naya Charm
Instant
Choose one --
• Naya Charm deals 3 damage to target creature.
• Return target card from a graveyard to its owner's hand.
• Tap all creatures target player controls.
{3}{R}
Needletooth Raptor
Creature - Dinosaur
Enrage -- Whenever Needletooth Raptor is dealt damage, it deals 5 damage to target creature an opponent controls.
2 /
2
{1}{R}
Otepec Huntmaster
Creature - Human Shaman
Dinosaur spells you cast cost {1} less to cast.
{T}: Target Dinosaur gains haste until end of turn.
1 /
2
--
Path of Ancestry
Land
Path of Ancestry enters the battlefield tapped.
{T}: Add one mana of any color in your commander's color identity. When that mana is spent to cast a creature spell that shares a creature type with your commander, scry 1. (Look at the top card of your library. You may put that card on the bottom.)
--
Plains
Basic Land - Plains
({T}: Add {W}.)
{6}{G}{G}
Polyraptor
Creature - Dinosaur
Enrage -- Whenever Polyraptor is dealt damage, create a token that's a copy of Polyraptor.
5 /
5
{W}
Priest of the Wakening Sun
Creature - Human Cleric
At the beginning of your upkeep, you may reveal a Dinosaur card from your hand. If you do, you gain 2 life.
{3}{W}{W}, Sacrifice Priest of the Wakening Sun: Search your library for a Dinosaur card, reveal it, put it into your hand, then shuffle.
1 /
1
{2}{R}{R}
Pyrohemia
Enchantment
At the beginning of the end step, if no creatures are on the battlefield, sacrifice Pyrohemia.
{R}: Pyrohemia deals 1 damage to each creature and each player.
{2}{R}{G}
Raging Regisaur
Creature - Dinosaur
Whenever Raging Regisaur attacks, it deals 1 damage to any target.
4 /
4
{3}{R}{G}
Raging Swordtooth
Creature - Dinosaur
Trample
When Raging Swordtooth enters the battlefield, it deals 1 damage to each other creature.
5 /
5
{2}{G}
Ranging Raptors
Creature - Dinosaur
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.
2 /
3
{2}{G}
Ravenous Daggertooth
Creature - Dinosaur
Enrage -- Whenever Ravenous Daggertooth is dealt damage, you gain 2 life.
3 /
2
--
Reflecting Pool
Land
{T}: Add one mana of any type that a land you control could produce.
{3}{R}{G}
Regisaur Alpha
Creature - Dinosaur
Other Dinosaurs you control have haste.
When Regisaur Alpha enters the battlefield, create a 3/3 green Dinosaur creature token with trample.
4 /
4
{2}{G}{G}
Ripjaw Raptor
Creature - Dinosaur
Enrage -- Whenever Ripjaw Raptor is dealt damage, draw a card.
4 /
5
--
Rogue's Passage
Land
{T}: Add {C}.
{4}, {T}: Target creature can't be blocked this turn.
--
Rootbound Crag
Land
Rootbound Crag enters the battlefield tapped unless you control a Mountain or a Forest.
{T}: Add {R} or {G}.
--
Rugged Highlands
Land
Rugged Highlands enters the battlefield tapped.
When Rugged Highlands enters the battlefield, you gain 1 life.
{T}: Add {R} or {G}.
--
Sacred Foundry
Land - Mountain Plains
({T}: Add {R} or {W}.)
As Sacred Foundry enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.
{2}{G}
Savage Stomp
Sorcery
This spell costs {2} less to cast if it targets a Dinosaur you control.
Put a +1/+1 counter on target creature you control. Then that creature fights target creature you don't control. (Each deals damage equal to its power to the other.)
--
Shivan Oasis
Land
Shivan Oasis enters the battlefield tapped.
{T}: Add {R} or {G}.
{R}{G}
Signal the Clans
Instant
Search your library for three creature cards and reveal them. If you reveal three cards with different names, choose one of them at random and put that card into your hand. Shuffle the rest into your library.
--
Skarrg, the Rage Pits
Land
{T}: Add {C}.
{R}{G}, {T}: Target creature gets +1/+1 and gains trample until end of turn.
{R}{W}
Sky Terror
Creature - Dinosaur
Flying, menace
2 /
2
--
Slayers' Stronghold
Land
{T}: Add {C}.
{R}{W}, {T}: Target creature gets +2/+0 and gains vigilance and haste until end of turn.
{4}{G}
Snapping Sailback
Creature - Dinosaur
Flash
Enrage -- Whenever Snapping Sailback is dealt damage, put a +1/+1 counter on it. (It must survive the damage to get the counter.)
4 /
4
{1}
Sol Ring
Artifact
{T}: Add {C}{C}.
{6}
Staff of Nin
Artifact
At the beginning of your upkeep, draw a card.
{T}: Staff of Nin deals 1 damage to any target.
--
Stomping Ground
Land - Mountain Forest
({T}: Add {R} or {G}.)
As Stomping Ground enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.
--
Stone Quarry
Land
Stone Quarry enters the battlefield tapped.
{T}: Add {R} or {W}.
{3}{R}{W}
Sun-Blessed Mount
Creature - Dinosaur
When Sun-Blessed Mount enters the battlefield, 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.
4 /
4
{4}{R}{R}
Sun-Crowned Hunters
Creature - Dinosaur
Enrage -- Whenever Sun-Crowned Hunters is dealt damage, it deals 3 damage to target opponent or planeswalker.
5 /
4
--
Sunhome, Fortress of the Legion
Land
{T}: Add {C}.
{2}{R}{W}, {T}: Target creature gains double strike until end of turn.
--
Sunpetal Grove
Land
Sunpetal Grove enters the battlefield tapped unless you control a Forest or a Plains.
{T}: Add {G} or {W}.
--
Temple Garden
Land - Forest Plains
({T}: Add {G} or {W}.)
As Temple Garden enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.
{1}{G}{G}
Thrashing Brontodon
Creature - Dinosaur
{1}, Sacrifice Thrashing Brontodon: Destroy target artifact or enchantment.
3 /
4
{5}{G}{G}
Thundering Spineback
Creature - Dinosaur
Other Dinosaurs you control get +1/+1.
{5}{G}: Create a 3/3 green Dinosaur creature token with trample.
5 /
5
--
Timber Gorge
Land
Timber Gorge enters the battlefield tapped.
{T}: Add {R} or {G}.
{R}{R}{G}{G}{G}{W}{W}
Titanic Ultimatum
Sorcery
Until end of turn, creatures you control get +5/+5 and gain first strike, trample, and lifelink.
{R/W}{G}
Trace of Abundance
Enchantment - Aura
Enchant land
Enchanted land has shroud. (It can't be the target of spells or abilities.)
Whenever enchanted land is tapped for mana, its controller adds an additional one mana of any color.
--
Tranquil Expanse
Land
Tranquil Expanse enters the battlefield tapped.
{T}: Add {G} or {W}.
--
Unclaimed Territory
Land
As Unclaimed Territory enters the battlefield, 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.
{3}
Urza's Incubator
Artifact
As Urza's Incubator enters the battlefield, choose a creature type.
Creature spells of the chosen type cost {2} less to cast.
{5}{G}{G}
Verdant Sun's Avatar
Creature - Dinosaur Avatar
Whenever Verdant Sun's Avatar or another creature enters the battlefield under your control, you gain life equal to that creature's toughness.
5 /
5
{1}
Viridian Longbow
Artifact - Equipment
Equipped creature has "{T}: This creature deals 1 damage to any target."
Equip {3} ({3}: Attach to target creature you control. Equip only as a sorcery. This card enters the battlefield unattached and stays on the battlefield if the creature leaves.)
--
Wind-Scarred Crag
Land
Wind-Scarred Crag enters the battlefield tapped.
When Wind-Scarred Crag enters the battlefield, you gain 1 life.
{T}: Add {R} or {W}.
--
Windswept Heath
Land
{T}, Pay 1 life, Sacrifice Windswept Heath: Search your library for a Forest or Plains card, put it onto the battlefield, then shuffle.
--
Wooded Foothills
Land
{T}, Pay 1 life, Sacrifice Wooded Foothills: Search your library for a Mountain or Forest card, put it onto the battlefield, then shuffle.
Whenever Gishath, Sun's Avatar deals combat damage to a player, reveal that many cards from the top of your library. Put any number of Dinosaur creature cards from among them onto the battlefield and the rest on the bottom of your library in a random order.