Acid-Spewer Dragon

Flying, deathtouch
Megamorph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its megamorph cost and put a +1/+1 counter on it.)
When Acid-Spewer Dragon is turned face up, put a +1/+1 counter on each other Dragon creature you control.

Foe-Razer Regent

Flying
When Foe-Razer Regent enters the battlefield, you may have it fight target creature you don’t control.
Whenever a creature you control fights, put two +1/+1 counters on it at the beginning of the next end step.

Arashin Sovereign

Flying
When Arashin Sovereign dies, you may put it on the top or bottom of its owner’s library.

Aven Tactician

Flying
When Aven Tactician enters the battlefield, bolster 1. (Choose a creature with the least toughness among creatures you control and put a +1/+1 counter on it.)

Ojutai Interceptor

Flying
Megamorph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its megamorph cost and put a +1/+1 counter on it.)

Silumgar Sorcerer

Flash (You may cast this spell any time you could cast an instant.)
Flying
Exploit (When this creature enters the battlefield, you may sacrifice a creature.)
When Silumgar Sorcerer exploits a creature, counter target creature spell.

Orator of Ojutai

As an additional cost to cast this spell, you may reveal a Dragon card from your hand.
Defender, flying
When Orator of Ojutai enters the battlefield, if you revealed a Dragon card or controlled a Dragon as you cast this spell, draw a card.

Dragonlord Ojutai

Flying
Dragonlord Ojutai has hexproof as long as it’s untapped.
Whenever Dragonlord Ojutai deals combat damage to a player, look at the top three cards of your library. Put one of them into your hand and the rest on the bottom of your library in any order.

Deathbringer Regent

Flying
When Deathbringer Regent enters the battlefield, if you cast it from your hand and there are five or more other creatures on the battlefield, destroy all other creatures.

Boltwing Marauder

Flying
Whenever another creature enters the battlefield under your control, target creature gets +2/+0 until end of turn.

Dragonlord Atarka

Flying, trample
When Dragonlord Atarka enters the battlefield, it deals 5 damage divided as you choose among any number of target creatures and/or planeswalkers your opponents control.

Dragonlord Kolaghan

Flying, haste
Other creatures you control have haste.
Whenever an opponent casts a creature or planeswalker spell with the same name as a card in their graveyard, that player loses 10 life.

Necromaster Dragon

Flying
Whenever Necromaster Dragon deals combat damage to a player, you may pay . If you do, create a 2/2 black Zombie creature token and each opponent mills two cards.

Nimbus Swimmer

Flying
Nimbus Swimmer enters the battlefield with X +1/+1 counters on it.

Gustcloak Harrier

Flying
Whenever Gustcloak Harrier becomes blocked, you may untap it and remove it from combat.

Kor Skyfisher

Flying
When Kor Skyfisher enters the battlefield, return a permanent you control to its owner’s hand.

Simic Sky Swallower

Flying, trample
Shroud (This creature can’t be the target of spells or abilities.)

Gustcloak Savior

Flying
Whenever a creature you control becomes blocked, you may untap that creature and remove it from combat.

Archfiend of Depravity

Flying
At the beginning of each opponent’s end step, that player chooses up to two creatures they control, then sacrifices the rest.

Kolaghan, the Storm’s Fury

Flying
Whenever a Dragon you control attacks, creatures you control get +1/+0 until end of turn.
Dash (You may cast this spell for its dash cost. If you do, it gains haste, and it’s returned from the battlefield to its owner’s hand at the beginning of the next end step.)

Archfiend of Depravity

Flying
At the beginning of each opponent’s end step, that player chooses up to two creatures they control, then sacrifices the rest.

Flamewake Phoenix

Flying, haste
Flamewake Phoenix attacks each combat if able.
Ferocious — At the beginning of combat on your turn, if you control a creature with power 4 or greater, you may pay . If you do, return Flamewake Phoenix from your graveyard to the battlefield.

Silumgar, the Drifting Death

Flying, hexproof
Whenever a Dragon you control attacks, creatures defending player controls get -1/-1 until end of turn.

Ojutai, Soul of Winter

Flying, vigilance
Whenever a Dragon you control attacks, tap target nonland permanent an opponent controls. That permanent doesn’t untap during its controller’s next untap step.

Atarka, World Render

Flying, trample
Whenever a Dragon you control attacks, it gains double strike until end of turn.