Commander creatures you own have "The first Dragon spell you cast each turn costs {2} less to cast."

Whenever you discard a card, exile that card from your graveyard. {2}, {T}: Draw a card, then discard a card. {4}, {T}, Sacrifice Bag of Holding: Return all cards exiled with Bag of Holding to their owner's hand.

Equipped creature has myriad. (Whenever it attacks, for each opponent other than defending player, you may create a token that's a copy of that creature that's tapped and attacking that player or a planeswalker they control. Exile the tokens at end of combat.) Equip {4}

When you cast this spell, copy it. (The copy becomes a token.) Equipped creature has double strike as long as two or more Equipment are attached to it. Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.)

{1}, {T}: You gain 2 life. {2}, {T}, Exile Campfire: Put all commanders you own from the command zone and from your graveyard into your hand. Then shuffle your graveyard into your library.

{T}: Add {R}. If that mana is spent on a Dragon creature spell, it gains haste until end of turn.

Whenever two or more creatures you control attack a player, look at the top five 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 a random order.

{T}: Add {G}. When you spend this mana to cast a Dragon creature spell, it enters the battlefield with an additional +1/+1 counter on it and gains hexproof until your next turn. (It can't be the target of spells or abilities your opponents control.)

Equipped creature has haste and shroud. (It can't be the target of spells or abilities.) Equip {0}

{1}, {T}: Add two mana in any combination of colors. Spend this mana only to cast Dragon spells or activate abilities of Dragons. {R}, {T}, Sacrifice Orb of Dragonkind: Look at the top seven cards of your library. You may reveal a Dragon card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

Ambitious Dragonborn enters the battlefield with X +1/+1 counters on it, where X is the greatest power among creatures you control and creature cards in your graveyard.

Flying 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.

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.

Armored Scrapgorger gets +3/+0 as long as it has three or more oil counters on it. {T}: Add one mana of any color. Whenever Armored Scrapgorger becomes tapped, exile target card from a graveyard and put an oil counter on Armored Scrapgorger.

Scorching Ray — {8}: Bhaal's Invoker deals 4 damage to each opponent.

{1}, Sacrifice Cankerbloom: Choose one — • Destroy target artifact. • Destroy target enchantment. • Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

When Draconic Muralists dies, you may search your library for a Dragon card, reveal it, put it into your hand, then shuffle.

This spell costs {X} less to cast, where X is the total mana value of Dragons you control. Flying, trample {2}{G}, Sacrifice a land: Return Earthquake Dragon from your graveyard to your hand.

Whenever another creature with power 3 or greater enters the battlefield under your control, you may draw a card.

Reach When Generous Ent enters the battlefield, create a Food token. (It's an artifact with "{2}, {T}, Sacrifice this artifact: You gain 3 life.") Forestcycling {1} ({1}, Discard this card: Search your library for a Forest card, reveal it, put it into your hand, then shuffle.)

Flying, haste Whenever Goldspan Dragon attacks or becomes the target of a spell, create a Treasure token. Treasures you control have "{T}, Sacrifice this artifact: Add two mana of any one color."

Flying, trample Whenever Hellkite Tyrant deals combat damage to a player, gain control of all artifacts that player controls. At the beginning of your upkeep, if you control twenty or more artifacts, you win the game.

Trample Whenever Oliphaunt attacks, another target creature you control gets +2/+0 and gains trample until end of turn. Mountaincycling {1} ({1}, Discard this card: Search your library for a Mountain card, reveal it, put it into your hand, then shuffle.)

At the beginning of your end step, if creatures you control have total power 8 or greater, draw a card.

When Patron of the Arts enters the battlefield or dies, create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

{T}: Add {G}. When you spend this mana to cast a Dragon creature spell, you gain 2 life.

Whenever Skanos Dragonheart attacks, it gets +X/+X until end of turn, where X is the greatest power among other Dragons you control and Dragon cards in your graveyard. Choose a Background (You can have a Background as a second commander.)

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.

Trample Whenever Thrakkus the Butcher attacks, double the power of each Dragon you control until end of turn.

Flying Whenever Vengeful Ancestor enters the battlefield or attacks, goad target creature. (Until your next turn, that creature attacks each combat if able and attacks a player other than you if able.) Whenever a goaded creature attacks, it deals 1 damage to its controller.

Flying All creatures attack each combat if able. {1}{R}: Attacking creatures get +1/+0 until end of turn.

{T}: Add one mana of any color. {6}{G}, {T}: Another target creature gets +3/+3 and gains trample until end of turn.

Flying Whenever a Dragon you control is dealt damage, it deals that much damage to any target that isn't a Dragon.

Commander creatures you own have "At the beginning of your end step, if a source you controlled dealt 5 or more damage this turn, create a 4/4 red Dragon creature token with flying."

When Rain of Riches enters the battlefield, create two Treasure tokens. The first spell you cast each turn that mana from a Treasure was spent to cast has cascade. (When you cast the spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom of your library in a random order.)

Choose one — • Abrade deals 3 damage to target creature. • Destroy target artifact.

As an additional cost to cast this spell, discard a card. Draw two cards and create two Treasure tokens. (They're artifacts with "{T}, Sacrifice this artifact: Add one mana of any color.")

This spell costs {3} less to cast if you control a creature with power 4 or greater. Change the target of target spell or ability with a single target.

Target creature gets +X/+X until end of turn, where X is the greatest mana value among permanents you control. Untap it.

Target creature you control and up to one other target legendary creature you control each deal damage equal to their power to target creature you don't control.

Target creature you control deals damage equal to its power to target creature you don't control. Each opponent gets a poison counter.

Lightning Bolt deals 3 damage to any target.

Play with Fire deals 2 damage to any target. If a player is dealt damage this way, scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)

Smite the Deathless deals 3 damage to target creature. That creature loses indestructible until end of turn. If that creature would die this turn, exile it instead.

This spell costs {1} less to cast for each creature on the battlefield. Blasphemous Act deals 13 damage to each creature.

This spell costs {1} more to cast for each target beyond the first. Fireball deals X damage divided evenly, rounded down, among any number of targets.

Lava Coil deals 4 damage to target creature. If that creature would die this turn, exile it instead.

Search your library for a Forest card, put that card onto the battlefield, then shuffle.

Exile up to five target permanent cards from your graveyard and separate them into two piles. An opponent chooses one of those piles. Put that pile into your hand and the other into your graveyard. (Piles can be empty.)