Flying, haste As this creature enters, secretly choose an opponent. Reveal the player you chose: Choose new targets for target spell or ability if it's controlled by the chosen player and if it targets you or a permanent you control. Activate only once.

At the beginning of your end step, create a Treasure token for each creature that died this turn. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.")

Whenever you cast a spell, you may put it on the bottom of its owner's library. If you do, reveal cards from the top of your library until you reveal a nonland card. You may cast that card without paying its mana cost. Then put all revealed cards not cast this way on the bottom of your library in a random order. This ability triggers only once each turn.

Afflict 3 (Whenever this creature becomes blocked, defending player loses 3 life.) Whenever an opponent casts a spell, put a -1/-1 counter on this creature. Whenever this creature deals combat damage to a player, remove all -1/-1 counters from it.

Lifelink When this creature enters, put a -1/-1 counter on target creature you control.

Flying When this creature enters, you may return target creature card from your graveyard to your hand.

Flash This spell costs {2} less to cast for each creature that died this turn. When this creature enters, destroy all other creatures that were dealt damage this turn.

When this creature dies, it deals 1 damage to any target.

Whenever you attack, if it's the first combat phase of the turn, untap all attacking creatures. They gain first strike until end of turn. After this phase, there is an additional combat phase. Choose a Background (You can have a Background as a second commander.)

Delve (Each card you exile from your graveyard while casting this spell pays for {1}.) Flying {X}, {T}, Exile X cards from your graveyard: Target creature gets -X/-X until end of turn.

Spectacle {3}{B}{R} (You may cast this spell for its spectacle cost rather than its mana cost if an opponent lost life this turn.) When this creature enters, if its spectacle cost was paid, each opponent discards a card.

Flying Other Demons, Devils, Imps, and Tieflings you control get +1/+1 and have lifelink. At the beginning of each end step, if a creature card was put into your graveyard from anywhere this turn, create a 1/1 red Devil creature token with "When this token dies, it deals 1 damage to any target."

Flying When this creature enters, search your library for a card, put it into your hand, then shuffle.

As an additional cost to cast this spell, sacrifice two creatures. Draw three cards.

As an additional cost to cast this spell, sacrifice a creature. Draw two cards.

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

When this enchantment enters, you draw four cards and you lose 4 life. At the beginning of your upkeep, if you control four or more Demons with different names, you win the game.

As an additional cost to cast this spell, sacrifice an artifact or creature. Draw cards equal to the mana value of the sacrificed permanent.

Flying Whenever one or more permanents you control leave the battlefield, scry 1. (Look at the top card of your library. You may put that card on the bottom.)

At the beginning of your upkeep, each player exiles cards from the top of their library until they exile a nonland card. An opponent chooses a nonland card exiled this way. You may cast up to two spells from among the other cards exiled this way without paying their mana costs.

As an additional cost to cast this spell, sacrifice a creature. Draw two cards.

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

This land enters tapped. When this land enters, return a land you control to its owner's hand. {T}: Add {U}{B}.

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

({T}: Add {U}.)

({T}: Add {R}.)

This land enters tapped. When this land enters, return a land you control to its owner's hand. {T}: Add {B}{R}.

({T}: Add {B}.)

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

Sacrifice this creature: Add {R}{R}.

Return target creature to its owner's hand. Create a Treasure token. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.")

Instant and sorcery spells you cast cost {1} less to cast.

When this creature dies, create a Treasure token. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.") Encore {3}{R} ({3}{R}, Exile this card from your graveyard: For each opponent, create a token copy that attacks that opponent this turn if able. They gain haste. Sacrifice them at the beginning of the next end step. Activate only as a sorcery.)

Flash At the beginning of your upkeep, put an oil counter on this artifact. Instant and sorcery spells you cast cost {1} less to cast for each oil counter on this artifact.

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

Destroy target creature or planeswalker. Create a Treasure token. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.")

Whenever this creature attacks, you may sacrifice another creature. If you do, this creature can't be blocked this turn.

Enchant creature Enchanted creature gets +2/+2 and has flying and "Sacrifice two other creatures: Regenerate this creature." (The next time the creature would be destroyed this turn, instead tap it, remove it from combat, and heal all damage on it.)

As an additional cost to cast this spell, sacrifice a creature. Flying, trample

Flying {B}, Sacrifice another creature: Regenerate this creature. {2}{B}, Sacrifice two other creatures: Destroy target creature.

As an additional cost to cast this spell, sacrifice a creature. Fling deals damage equal to the sacrificed creature's power to any target.

As an additional cost to cast this spell, sacrifice a creature. Pyrrhic Blast deals damage equal to the sacrificed creature's power to any target. Draw a card.

As an additional cost to cast this spell, sacrifice a creature or pay {3}{B}. Destroy target creature or planeswalker.

Gain control of target creature until end of turn. Untap that creature. It gains haste until end of turn. (It can attack and {T} this turn.)

Gain control of target creature until end of turn. Untap that creature. It gains haste until end of turn. If it's equipped, you may destroy all Equipment attached to that creature.

Gain control of target creature with mana value X or less. If X is 5 or more, create a token that's a copy of that creature.

Gain control of target creature until end of turn. Untap that creature. It gains haste until end of turn. If that creature is a Goat, it also gets +3/+0 until end of turn.

Gain control of target artifact or creature until end of turn. Untap it. It gains haste until end of turn.

This spell costs {3} less to cast if it targets a creature whose controller has eight or more cards in their graveyard. Gain control of target creature with mana value X.

Put target creature card from an opponent's graveyard onto the battlefield under your control. It gets +2/+0 and gains haste until end of turn. Sacrifice it at the beginning of the next end step.

Gain control of target creature until end of turn. Untap that creature. It gets +2/+0 and gains haste until end of turn. Madness {3}{R} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)

Gain control of target creature until end of turn. Put a +1/+1 counter on it and untap it. That creature gains haste until end of turn. (It can attack and {T} this turn.)

Ninjutsu {4}{U}{B} ({4}{U}{B}, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand tapped and attacking.) Whenever this creature deals combat damage to a player, look at that player's hand. You may cast a spell from among those cards without paying its mana cost.

Untap target creature with power less than the number of cards in your graveyard and gain control of it until end of turn. That creature gains haste until end of turn.

{T}: Untap target artifact or creature. Morph {U} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)

{T}: Add {U}. {U}, {T}: Untap target legendary permanent.