Affinity for artifacts (This spell costs {1} less to cast for each artifact you control.) Flying {R}: This creature gets +1/+0 until end of turn.

({R/P} can be paid with either {R} or 2 life.) Flying {R/P}: This creature gets +1/+0 until end of turn.

{T}: Add one mana of any color in your commander's color identity.

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

Dragon spells you cast cost {1} less to cast.

Add {R} for each attacking creature you control. Until end of turn, attacking creatures you control gain "{R}: This creature gets +1/+0 until end of turn."

This artifact enters tapped. {T}: Add {R}.

Flying Gadrak can't attack unless you control four or more artifacts. At the beginning of your end step, create a Treasure token for each nontoken creature that died this turn. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.")

Flying Whenever Ganax or another Dragon you control enters, create a Treasure token. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.") Choose a Background (You can have a Background as a second commander.)

Menace Pack tactics — Whenever this creature attacks, if you attacked with creatures with total power 6 or greater this combat, you may put a Dragon creature card from your hand onto the battlefield tapped and attacking.

Flying When this creature enters, create two Treasure tokens. (They're artifacts with "{T}, Sacrifice this token: Add one mana of any color.")

{T}: Add {C}{C}.

When this creature enters, create a Treasure token. (It's an artifact with "{T}, Sacrifice this token: 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}, {T}, Sacrifice this artifact: Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.

Flying Whenever this creature attacks, each instant and sorcery card in your graveyard gains flashback until end of turn. The flashback cost is equal to its mana cost.

This land enters tapped. When this land enters, sacrifice it unless you return an untapped Mountain you control to its owner's hand. {T}: Add {C}{R}.

({T}: Add {R}.) This land enters tapped unless you control three or more other Mountains. When this land enters untapped, create a 1/1 red Dwarf creature token.

{T}, Sacrifice this land: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

This land enters tapped. {T}: Add {R}. Cycling {R} ({R}, Discard this card: Draw a card.)

({T}: Add {R}.)

This land enters tapped. {T}: Add {C}. {2}, {T}, Sacrifice this land: Search your library for up to two basic land cards that share a land type, put them onto the battlefield tapped, then shuffle.

This land enters 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.)

{T}: Add {C}. {4}, {T}: Target creature can't be blocked this turn.

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

The owner of target permanent shuffles it into their library, then reveals the top card of their library. If it's a permanent card, they put it onto the battlefield.

As an additional cost to cast this spell, you may reveal a Dragon card from your hand or choose a Dragon you control. Dragon's Fire deals 3 damage to target creature or planeswalker. If you revealed a Dragon card or chose a Dragon as you cast this spell, Dragon's Fire deals damage equal to the power of that card or creature instead.

Flying Whenever Drakuseth attacks, it deals 4 damage to any target and 3 damage to each of up to two other targets.

Earthquake deals X damage to each creature without flying and each player.

Flying Whenever this creature attacks, you may pay {X}{R}. If you do, it deals X damage to any target.

Flying, haste You may exert this creature as it attacks. When you do, it deals 4 damage to target non-Dragon creature an opponent controls. (An exerted creature won't untap during your next untap step.)

Incinerating Blast deals 6 damage to target creature. You may discard a card. If you do, draw a card.

Flying {1}{R}: This creature gets +1/+0 until end of turn. Whenever this creature deals combat damage to a player, you may have it deal that much damage to target creature that player controls.

Flying When this creature enters, choose target Human or artifact an opponent controls. For as long as this creature remains on the battlefield, gain control of that permanent, it loses all abilities, and it can't attack or block.

Flying Whenever this creature deals combat damage to a player, it deals 1 damage to each creature that player controls.

Flying {R}: This creature gets +1/+0 until end of turn.

Flying {R}: This creature gets +1/+0 until end of turn. If this ability has been activated four or more times this turn, sacrifice this creature at the beginning of the next end step.

Prototype {2}{R} — 1/3 (You may cast this spell with different mana cost, color, and size. It keeps its abilities and types.) Flying {2}: This creature gets +1/+0 until end of turn.

Flying Whenever you cast a noncreature or Dragon spell, this creature deals 1 damage to each opponent.

Flying Threshold — As long as seven or more cards are in your graveyard, this creature gets +3/+3 and has "{R}: This creature gets +1/+0 until end of turn."

Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for {1}.) Flying {1}{R}: This creature gets +2/+0 until end of turn.

Flying {R}: This creature gets +1/+0 until end of turn.

Flying Whenever this creature attacks, it deals 1 damage to target creature defending player controls.

When this creature enters, if mana from a Treasure was spent to cast it, it gains first strike and haste until end of turn.

This spell costs {1} less to cast for each land card in your graveyard. Flying, haste

Flying Whenever this creature attacks, it deals 1 damage to target creature defending player controls. If that creature is a Zombie, this creature deals 2 damage to it instead.

{R}{R}: This creature gains flying until end of turn. {R}: This creature gets +1/+0 until end of turn. Hellbent — This creature has double strike as long as you have no cards in hand.

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.) Flying, haste

Flying Landfall — Whenever a land you control enters, this creature deals 1 damage to any target. If that land is a Mountain, this creature deals 2 damage instead.

As an additional cost to cast this spell, sacrifice an artifact or discard a card. Draw two cards.

Draw two cards, then discard two cards. Flashback {2}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

As this enchantment enters, choose Khans or Dragons. • Khans — At the beginning of your upkeep, exile the top card of your library. Until end of turn, you may play that card. • Dragons — Whenever a creature you control leaves the battlefield, this enchantment deals 1 damage to any target.

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

As an additional cost to cast this spell, discard a card. Draw two cards.