Dan Mumford

In every biome of Tarkir, the storms spew forth dragons well suited to dominate.

Roiling Dragonstorm

When this enchantment enters, draw two cards, then discard a card.
When a Dragon you control enters, return this enchantment to its owner's hand.

Betor, Kin to All

Flying
At the beginning of your end step, if creatures you control have total toughness 10 or greater, draw a card. Then if creatures you control have total toughness 20 or greater, untap each creature you control. Then if creatures you control have total toughness 40 or greater, each opponent loses half their life, rounded up.

Disruptive Stormbrood // Petty Revenge

Flying
When this creature enters, destroy up to one target artifact or enchantment.

Whirlwing Stormbrood // Dynamic Soar

Flash
Flying
You may cast sorcery spells and Dragon spells as though they had flash.

Gastal Thrillroller

Trample, haste
When this Vehicle enters, it becomes an artifact creature until end of turn.
Crew 2
{2}{R}, Discard a card: Return this card from your graveyard to the battlefield with a finality counter on it. Activate only as a sorcery.

Guidelight Pathmaker

Vigilance
When this Vehicle enters, you may search your library for an artifact card and reveal it. Put it onto the battlefield if its mana value is 2 or less. Otherwise, put it into your hand. Then shuffle.
Crew 2

Vigilance
When this Vehicle enters, you may search your library for an artifact card and reveal it. Put it onto the battlefield if its mana value is 2 or less. Otherwise, put it into your hand. If you search your library this way, shuffle.
Crew 2

Mendicant Core, Guidelight

Mendicant Core's power is equal to the number of artifacts you control.
Start your engines
Max speed — Whenever you cast an artifact spell, you may pay {1}. If you do, copy it.

Mendicant Core's power is equal to the number of artifacts you control.
Start your engines! (If you have no speed, it starts at 1. It increases once on each of your turns when an opponent loses life. Max speed is 4.)
Max speed — Whenever you cast an artifact spell, you may pay {1}. If you do, copy it. (The copy becomes a token.)

Plains

Island

Swamp

Mountain

Forest

Zur, Eternal Schemer

Flying
Enchantment creatures you control have deathtouch, lifelink, and hexproof.
{1}{W}: Target non-Aura enchantment you control becomes a creature in addition to its other types and has base power and base toughness each equal to its mana value.

"On a failed save, target creature becomes a pile of fine gray dust."

Fire Covenant

As an additional cost to cast this spell, pay X life.
Fire Covenant deals X damage divided as you choose among any number of target creatures.

Colossal Dreadmaw

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

Etali, Primal Storm

Whenever Etali attacks, exile the top card of each player's library, then you may cast any number of spells from among those cards without paying their mana costs.

Rampaging Ferocidon

Menace
Players can't gain life.
Whenever another creature enters, this creature deals 1 damage to that creature's controller.

Polyraptor

Enrage — Whenever this creature is dealt damage, create a token that's a copy of this creature.

Wayward Swordtooth

Ascend (If you control ten or more permanents, you get the city's blessing for the rest of the game.)
You may play an additional land on each of your turns.
This creature can't attack or block unless you have the city's blessing.

Regisaur Alpha

Other Dinosaurs you control have haste.
When this creature enters, create a 3/3 green Dinosaur creature token with trample.

Zur, Eternal Schemer // Zur, Eternal Schemer

Stensia Bloodhall

{T}: Add {C}.
{3}{B}{R}, {T}: This land deals 2 damage to target player or planeswalker.

Mountain // Mountain

Forest // Forest

Bloodghast

This creature can't block.
This creature has haste as long as an opponent has 10 or less life.
Landfall — Whenever a land you control enters, you may return this card from your graveyard to the battlefield.

"What is death?" he asked the raven.
"Your next birth," it replied.

Golgari Thug

When this creature dies, put target creature card from your graveyard on top of your library.
Dredge 4 (If you would draw a card, you may mill four cards instead. If you do, return this card from your graveyard to your hand.)

"When there is no one left but the ravens, the Swarm will rise and rule all."
—Lost prophecy of Svogthir

Life from the Loam

Return up to three target land cards from your graveyard to your hand.
Dredge 3 (If you would draw a card, you may mill three cards instead. If you do, return this card from your graveyard to your hand.)