Whenever Ancient Bronze Dragon deals combat damage to a player, roll a d20. When you do, put X +1/+1 counters on each of up to two target creatures, where X is the result.
7 /
7
{4}{R}{R}
Ancient Copper Dragon
Creature - Elder Dragon
Flying
Whenever Ancient Copper Dragon deals combat damage to a player, roll a d20. You create a number of Treasure tokens equal to the result.
6 /
5
{6}{U}{U}
Ancient Silver Dragon
Creature - Elder Dragon
Flying
Whenever Ancient Silver Dragon deals combat damage to a player, roll a d20. Draw cards equal to the result. You have no maximum hand size for the rest of the game.
8 /
8
{2}
Arcane Signet
Artifact
{T}: Add one mana of any color in your commander's color identity.
{6}{U}{U}
Astral Dragon
Creature - Dragon
Flying
Project Image -- When Astral Dragon enters the battlefield, create two tokens that are copies of target noncreature permanent, except they're 3/3 Dragon creatures in addition to their other types, and they have flying.
4 /
4
{2}{R}{R}
Atsushi, the Blazing Sky
Legendary Creature - Dragon Spirit
Flying, trample
When Atsushi, the Blazing Sky dies, choose one --
• Exile the top two cards of your library. Until the end of your next turn, you may play those cards.
• Create three Treasure tokens.
4 /
4
{3}
Burnished Hart
Artifact Creature - Elk
{3}, Sacrifice Burnished Hart: Search your library for up to two basic land cards, put them onto the battlefield tapped, then shuffle.
2 /
2
{2}{G}
Cultivate
Sorcery
Search your library for up to two basic land cards, reveal those cards, put one onto the battlefield tapped and the other into your hand, then shuffle.
{3}{G}
Draconic Muralists
Creature - Dragon Bard
When Draconic Muralists dies, you may search your library for a Dragon card, reveal it, put it into your hand, then shuffle.
4 /
3
{4}{R}{R}{R}
Drakuseth, Maw of Flames
Legendary Creature - Dragon
Flying
Whenever Drakuseth, Maw of Flames attacks, it deals 4 damage to any target and 3 damage to each of up to two other targets.
7 /
7
{1}{G}
Fertile Ground
Enchantment - Aura
Enchant land
Whenever enchanted land is tapped for mana, its controller adds an additional one mana of any color.
{3}{U}{R}
Firkraag, Cunning Instigator
Legendary Creature - Dragon
Flying, haste
Whenever one or more Dragons you control attack an opponent, goad target creature that player controls.
Whenever a creature deals combat damage to one of your opponents, if that creature had to attack this combat, you put a +1/+1 counter on Firkraag, Cunning Instigator and you draw a card.
3 /
3
{4}{R}
Ganax, Astral Hunter
Legendary Creature - Dragon
Flying
Whenever Ganax, Astral Hunter or another Dragon enters the battlefield under your control, create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")
Choose a Background (You can have a Background as a second commander.)
3 /
4
{3}{G}{U}{R}
Intet, the Dreamer
Legendary Creature - Dragon
Flying
Whenever Intet, the Dreamer deals combat damage to a player, you may pay {2}{U}. If you do, exile the top card of your library face down. You may look at that card for as long as it remains exiled. You may play that card without paying its mana cost for as long as Intet remains on the battlefield.
6 /
6
{3}{G}{G}{G}
Jugan, the Rising Star
Legendary Creature - Dragon Spirit
Flying
When Jugan, the Rising Star dies, you may distribute five +1/+1 counters among any number of target creatures.
5 /
5
{3}{U}{U}
Juvenile Mist Dragon
Creature - Dragon
Flying
Confounding Clouds -- When Juvenile Mist Dragon enters the battlefield, for each opponent, tap up to one target creature that player controls. Each of those creatures doesn't untap during its controller's next untap step.
4 /
3
{4}{U}{U}
Kairi, the Swirling Sky
Legendary Creature - Dragon Spirit
Flying, ward {3}
When Kairi, the Swirling Sky dies, choose one --
• Return any number of target nonland permanents with total mana value 6 or less to their owners' hands.
• Mill six cards, then return up to two instant and/or sorcery cards from your graveyard to your hand.
6 /
6
{5}{U}
Keiga, the Tide Star
Legendary Creature - Dragon Spirit
Flying
When Keiga, the Tide Star dies, gain control of target creature.
5 /
5
{2}{G}
Kodama's Reach
Sorcery - Arcane
Search your library for up to two basic land cards, reveal those cards, put one onto the battlefield tapped and the other into your hand, then shuffle.
{3}{G}{G}
Kura, the Boundless Sky
Legendary Creature - Dragon Spirit
Flying, deathtouch
When Kura, the Boundless Sky dies, choose one --
• Search your library for up to three land cards, reveal them, put them into your hand, then shuffle.
• Create an X/X green Spirit creature token, where X is the number of lands you control.
4 /
4
{3}{U}{R}
Lozhan, Dragons' Legacy
Legendary Creature - Dragon Shaman
Flying
Whenever you cast an Adventure or Dragon spell, Lozhan, Dragons' Legacy deals damage equal to that spell's mana value to any target that isn't a commander.
4 /
2
{3}{G}{U}{R}
Miirym, Sentinel Wyrm
Legendary Creature - Dragon Spirit
Flying, ward {2}
Whenever another nontoken Dragon enters the battlefield under your control, create a token that's a copy of it, except the token isn't legendary.
6 /
6
{1}{G}
Nature's Lore
Sorcery
Search your library for a Forest card, put that card onto the battlefield, then shuffle.
{3}{U}
Renari, Merchant of Marvels
Legendary Creature - Dragon Artificer
You may cast Dragon spells and artifact spells as though they had flash.
Choose a Background (You can have a Background as a second commander.)
2 /
4
{5}{R}
Ryusei, the Falling Star
Legendary Creature - Dragon Spirit
Flying
When Ryusei, the Falling Star dies, it deals 5 damage to each creature without flying.
5 /
5
{1}{G}
Scaled Nurturer
Creature - Dragon Druid
{T}: Add {G}. When you spend this mana to cast a Dragon creature spell, you gain 2 life.
0 /
2
{1}
Sol Ring
Artifact
{T}: Add {C}{C}.
{2}{R}
Swashbuckler Extraordinaire
Creature - Dragon Rogue Warrior
When Swashbuckler Extraordinaire enters the battlefield, create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")
Whenever you attack, you may sacrifice one or more Treasures. When you do, up to that many target creatures gain double strike until end of turn.
2 /
2
{3}{R}{G}
Thrakkus the Butcher
Legendary Creature - Dragon Peasant
Trample
Whenever Thrakkus the Butcher attacks, double the power of each Dragon you control until end of turn.
3 /
4
{1}{G}
Three Visits
Sorcery
Search your library for a Forest card, put it onto the battlefield, then shuffle.
{3}{R}{R}
Wrathful Red Dragon
Creature - Dragon
Flying
Whenever a Dragon you control is dealt damage, it deals that much damage to any target that isn't a Dragon.