As this creature enters, choose a creature type. This creature is the chosen type in addition to its other types. Other creatures you control of the chosen type get +1/+1.

Attacking creatures you control have double strike.

Haste (This creature can attack and {T} as soon as it comes under your control.) Whenever this creature attacks, other creatures you control get +1/+0 until end of turn.

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

Menace Modular 2 (This creature enters with two +1/+1 counters on it. When it dies, you may put its +1/+1 counters on target artifact creature.) Whenever you cast a spell other than your first spell each turn, put a +1/+1 counter on this creature.

Menace (This creature can't be blocked except by two or more creatures.) When this creature enters, create a 1/1 black Rat creature token with "This token can't block."

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

Double strike Undying (When this creature dies, if it had no +1/+1 counters on it, return it to the battlefield under its owner's control with a +1/+1 counter on it.)

{1}{R}: This creature gets +2/+0 until end of turn.

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

As this creature enters, choose a creature type. This creature is the chosen type in addition to its other types. Each other creature you control of the chosen type enters with an additional +1/+1 counter on it.

Trample Whenever you cast an instant or sorcery spell, put a +1/+1 counter on this creature.

As long as you control an artifact, this creature gets +2/+0 and has trample. (It can deal excess combat damage to the player or planeswalker it's attacking.)

Changeling (This card is every creature type.) Whenever an opponent casts a spell, you may put a +1/+1 counter on this creature.

Double strike (This creature deals both first-strike and regular combat damage.)

Whenever a creature you control attacks, exile the top card of your library face down. (You can't look at it.) {1}{R}, Discard your hand, Sacrifice this enchantment: Put all cards exiled with this enchantment into their owners' hands.

Discard all the cards in your hand, then draw that many cards. Retrace (You may cast this card from your graveyard by discarding a land card in addition to paying its other costs.)

As an additional cost to cast this spell, discard a card. Draw two cards. Flashback {3}{R} (You may cast this card from your graveyard for its flashback cost and any additional costs. Then exile it.)

Exile the top two cards of your library. Until the end of your next turn, you may play those cards. Retrace (You may cast this card from your graveyard by discarding a land card in addition to paying its other costs.)

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.)

Exile the top three cards of your library. Until the end of your next turn, you may play those cards. If this spell was cast from a graveyard, you may play cards this way without paying their mana costs. Flashback {7}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Whenever a modified creature you control attacks, exile the top card of your library. You may play that card this turn. (Equipment, Auras you control, and counters are modifications.) Whenever you cast a spell from exile, put a +1/+1 counter on target creature you control.

Creatures can't block.

Creatures you control have menace. (They can't be blocked except by two or more creatures.)

Haste Battalion — Whenever this creature and at least two other creatures attack, creatures you control gain first strike and trample until end of turn and can't be blocked by creature tokens this turn.

Spree (Choose one or more additional costs.) + {2}{R} — Untap all creatures you control. If it's your combat phase, there is an additional combat phase after this phase. + {2} — Creatures you control get +1/+0 and gain first strike until end of turn. + {R} — Choose target opponent. Whenever a creature you control deals combat damage to that player this turn, create a tapped Treasure token.

Flying, haste Whenever this creature attacks, you may pay {5}{R}{R}. If you do, untap all attacking creatures and after this phase, there is an additional combat phase.

Freerunning {2}{R} (You may cast this spell for its freerunning cost if you dealt combat damage to a player this turn with an Assassin or commander.) Untap all creatures you control that attacked this turn. If it's your main phase, there is an additional combat phase after this phase, followed by an additional main phase.

Cast this spell only during combat on your turn. Choose one — • Creatures you control gain double strike until end of turn. • Untap all creatures you control. After this phase, there is an additional combat phase. Entwine {1}{R} (Choose both if you pay the entwine cost.)

{T}: Add {C}. {2}, {T}: Put a +1/+1 counter on target Bird, Cat, Dog, Goat, Ox, or Snake.

This land enters tapped unless you control a Mountain. {T}: Add {R}. {R}, {T}, Exert this land: Add {R}{R}. If that mana is spent on a creature spell, it gains haste until end of turn. (An exerted permanent won't untap during your next untap step.)

This land enters tapped unless you control a Mountain. {T}: Add {R}. {1}{R}{R}, {T}: Creatures you control get +1/+0 until end of turn.

{T}: Add {C}. {1}, {T}: Until end of turn, your opponents and creatures your opponents control with hexproof can be the targets of spells and abilities you control as though they didn't have hexproof.

{T}: Add {C}. {2}, {T}: Put two +1/+1 counters on target non-Human creature that entered this turn.

{T}: Add {C}. {1}, {T}, Sacrifice this land: You may cast spells this turn as though they had flash.

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

{T}: Add {C}. {2}, {T}: Each player draws a card, then discards a card.

{T}: Add {C}. {4}, {T}: Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

{T}: Add {C}. {2}, {T}: Each player draws a card.

Mines of Moria enters tapped unless you control a legendary creature. {T}: Add {R}. {3}{R}, {T}, Exile three cards from your graveyard: Create two Treasure tokens.

({T}: Add {R}.)

{T}: Add {C}. {2}, {T}: Choose a color. Add an amount of mana of that color equal to your devotion to that color. (Your devotion to a color is the number of mana symbols of that color in the mana costs of permanents you control.)

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

{T}: Add {C}. {3}, {T}: Target creature can't block this turn. Activate only as a sorcery.

{T}: Add {C}. {2}, {T}, Sacrifice a Desert: Exile all graveyards.

{T}: Add {R}. {R}, {T}: Target legendary creature gains first strike until end of turn.

This land enters tapped. {T}: Add {R}. Cycling {2} ({2}, Discard this card: Draw a card.)

This land enters tapped. When this land enters, target creature can't block this turn. {T}: Add {R}.

Hideaway 4 (When this land enters, look at the top four cards of your library, exile one face down, then put the rest on the bottom in a random order.) This land enters tapped. {T}: Add {R}. {R}, {T}: You may play the exiled card without paying its mana cost if an opponent was dealt 7 or more damage this turn.

{T}: Add {C}. {2}, {T}: This land becomes a copy of target land, except it has this ability.

As Three Tree City enters, choose a creature type. {T}: Add {C}. {2}, {T}: Choose a color. Add an amount of mana of that color equal to the number of creatures you control of the chosen type.

{T}: Add {C}. {3}, {T}, Pay life equal to the number of colors in your commanders' color identity: Draw a card.

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

Whenever another creature you control enters, it gets +2/+0 and gains haste until end of turn. When Enduring Courage dies, if it was a creature, return it to the battlefield under its owner's control. It's an enchantment. (It's not a creature.)

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

Menace Equipped creature gets +2/+2 and has menace. Whenever this creature or equipped creature deals combat damage to a player, goad each creature that player controls. Reconfigure {4} ({4}: Attach to target creature you control; or unattach from a creature. Reconfigure only as a sorcery. While attached, this isn't a creature.)

If a red or artifact source you control would deal damage to an opponent or a permanent an opponent controls, it deals that much damage plus 1 instead.

Each attacking creature gets +1/+0 until end of turn for each nonbasic land defending player controls.

Enchant creature Enchanted creature is goaded. If enchanted creature would deal combat damage to a permanent or player, it deals double that damage instead. {2}{R}: Return this card from your graveyard to your hand.

Add {R} for each creature you control.

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."

First strike Menace (This creature can't be blocked except by two or more creatures.) {T}, Sacrifice this creature: Add one mana of any color.

Red creature spells you cast cost {1} less to cast. Whenever you cast a creature spell, you may discard a card. If you do, draw a card.

As this artifact enters, choose a creature type. Creature spells you cast of the chosen type cost {1} less to cast. At the beginning of your upkeep, look at the top card of your library. If it's a creature card of the chosen type, you may reveal it and put it into your hand.

Choose one. If you control a commander as you cast this spell, you may choose both instead. • Add {R} for each card in target opponent's hand. • Exile the top three cards of your library. You may play them this turn.

Flying You don't lose unspent red mana as steps and phases end. When this creature dies, you may pay any amount of {R}. When you do, it deals that much damage to any target.

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

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

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.

Dogpile deals damage to any target equal to the number of attacking creatures you control.

Lightning Bolt deals 3 damage to any target.

Choose one — • Destroy target artifact. • Change the target of target spell or ability with a single target. • One or two target creatures can't block this turn.

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 token: Add one mana of any color.")

Strive — This spell costs {R} more to cast for each target beyond the first. Any number of target creatures can't block this turn.

First strike Whenever this creature attacks, add {R}. Until end of turn, you don't lose this mana as steps and phases end.

Multikicker {1} (You may pay an additional {1} any number of times as you cast this spell.) Choose any target, then choose another target for each time this spell was kicked. Comet Storm deals X damage to each of them.

Exile the top X cards of your library. Until the end of your next turn, you may play those cards.

If you control a commander, you may cast this spell without paying its mana cost. You may choose new targets for target spell or ability.