Double target creature's power until end of turn. Flashback {4}{R}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

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.)

Flying, haste Whenever you cast a noncreature spell, put a +1/+1 counter on this creature.

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

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

{3}, Sacrifice this creature: Search your library for up to two basic land cards, put them onto the battlefield tapped, then shuffle.

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

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.

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

{T}: Add {G}.

{T}: Add {G}.

Search your library for a Plains, Island, Swamp, or Mountain card, put it onto the battlefield tapped, then shuffle.

Choose one — • Search your library for a basic Forest card, put that card onto the battlefield tapped, then shuffle. • Return target Cave card from your graveyard to the battlefield tapped.

{T}: Add {G}. When you spend this mana to cast a Dragon creature spell, it enters 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.)

{T}: Add {U}. When you spend this mana to cast a Dragon creature spell, scry 2. (Look at the top two cards of your library, then put any number of them on the bottom and the rest on top in any order.)

{T}: Add {G}.

Enchant land When this Aura enters, put a +1/+1 counter on target creature you control. Enchanted land has "{T}: Add two mana of any one color."

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

Flying, haste You may cast sorcery spells as though they had flash. (You may cast them any time you could cast an instant.)

{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.

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

Flying, trample This creature gets -1/-1 for each card in your hand. Plot {2}{R} (You may pay {2}{R} and exile this card from your hand. Cast it as a sorcery on a later turn without paying its mana cost. Plot only as a sorcery.)

Return all attacking creatures to their owner's hand.

Counter target spell.

Flying When this creature enters, it deals 5 damage to target opponent unless that player sacrifices a creature of their choice.

Flying When this creature dies, destroy target noncreature permanent.

Flash Drag Below — When this creature enters, tap it and up to one target creature an opponent controls. They don't untap during their controllers' next untap steps.

Fiery Annihilation deals 5 damage to target creature. Exile up to one target Equipment attached to that creature. If that creature would die this turn, exile it instead.

Flying Poison Breath — When this creature enters, until end of turn, whenever a creature an opponent controls is dealt damage, destroy it.

Counter target spell. Ionize deals 2 damage to that spell's controller.

Flying Confounding Clouds — When this creature enters, 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.

Choose one — • Destroy target artifact or enchantment. • Target creature you control explores, then it explores again. (Reveal the top card of your library. Put that card into your hand if it's a land. Otherwise, put a +1/+1 counter on that creature, then put the card back or put it into your graveyard. Then repeat this process.)

Rumbling Rockslide deals damage to target creature equal to the number of lands you control.

Flying When this creature enters, destroy all Walls your opponents control. Whenever this creature attacks, if defending player controls no Walls, it deals 2 damage to each creature without flying that player controls.

Tap all creatures target player controls. Those creatures don't untap during that player's next untap step.

Flying At the beginning of your draw step, draw an additional card. At the beginning of your end step, discard your hand.

Trample When this creature enters, you take the initiative.

Flying, first strike At the beginning of your upkeep, exile the top two cards of your library. You may play them this turn. If you exiled a land card this way, create a 3/1 red Dinosaur creature token. If you exiled a nonland card this way, create a Treasure token.

When this creature enters, draw a card.

Flying As long as you control four or more artifacts, this creature has hexproof. (It can't be the target of spells or abilities your opponents control.) Tap two untapped artifacts you control: Draw a card.

({T}: Add {G}.)

({T}: Add {U}.)

({T}: Add {R}.)

This land enters tapped. When this land enters, you gain 1 life. {T}: Add {R} or {G}.

Exhaust — {R}: Other creatures you control gain haste until end of turn. Put a +1/+1 counter on this creature. (Activate each exhaust ability only once.) Exhaust — {3}{R}: Create a 4/4 red Dinosaur Dragon creature token with flying.

Flying At the beginning of each upkeep, create a 1/1 red and green Dragon creature token with flying and devour 2. (As the token enters, you may sacrifice any number of creatures. It enters with twice that many +1/+1 counters on it.)

Creatures can't attack you unless their controller pays {2} for each creature they control that's attacking you.