Whenever a commander you control deals combat damage to an opponent, it deals that much damage to each other opponent. Partner (You can have two commanders if both have partner.)

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

{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 {U} or {R}.

({T}: Add {U}.)

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

This land enters tapped. {T}: Add {U} or {R}.

({T}: Add {R}.)

This land enters tapped. {T}: Add {U} or {R}. {4}, {T}: Scry 1.

This land enters tapped. Indestructible {T}: Add {U} or {R}.

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

This land enters tapped. When this land enters, scry 1. (Look at the top card of your library. You may put that card on the bottom.) {T}: Add {U} or {R}.

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

Equipped creature gets +2/+0, has menace, and is a Pirate in addition to its other creature types. Whenever this Equipment becomes unattached from a permanent, destroy that permanent. Equip {1}

{2}, {T}: You gain 5 life. Shuffle this artifact and your graveyard into their owner's library.

{T}, Exile this artifact: Shuffle your graveyard into your library.

Equipped creature gets +2/+0 and has reach. Whenever equipped creature is dealt damage, it deals damage equal to its power to target player or planeswalker. Equip {2}{R}

{1}, {T}: Add {U}{R}.

Whenever equipped creature deals combat damage to a player, you may draw two cards. If you do, discard a card. Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.)

Whenever equipped creature deals combat damage to a player, you may draw a card. Equip {2} ({2}: Attach to target creature you control. Equip only as a sorcery.)

Equipped creature gets +1/+1 and is every creature type. Equip {2}

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

Draw two cards. Then discard a card unless you attacked this turn.

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.)

Kicker {2}{U} (You may pay an additional {2}{U} as you cast this spell.) Draw two cards. If this spell was kicked, draw three cards instead.

Draw three cards. Discard three cards at the beginning of the next end step.

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

This spell costs {2} less to cast if you control a Human creature and a non-Human creature. Draw two cards.

Look at the top three cards of target player's library, then put them back in any order. You may have that player shuffle. Draw a card at the beginning of the next turn's upkeep.

Scry 2, then draw a card. (To 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.)

Scry 2, then draw a card. Flashback {4}{U} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Draw two cards, then shuffle a card from your hand into your library.

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.

Changeling (This card is every creature type.) {T}: Target creature gains all creature types until end of turn. {T}: Target creature loses all creature types until end of turn.

{1}, {T}: This creature deals 1 damage to each opponent. Whenever you cast a noncreature spell, untap this creature.

Defender Whenever you cast an instant or sorcery spell, this creature deals 1 damage to each opponent.

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

Haste Whenever you discard a card, this creature deals 1 damage to each opponent. {1}{R}, Discard a card: Draw a card. Activate only if this creature is attacking.

Whenever you cast an instant or sorcery spell, this creature deals 2 damage to each opponent.

{T}: Choose a creature type other than Wall. Target creature becomes that type until end of turn.

Whenever you draw your second card each turn, this creature deals 3 damage to any target.

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

{T}: This creature deals 1 damage to each opponent. Whenever you cast a Pirate spell, untap this creature.

Defender {T}: This creature deals 1 damage to each opponent. Whenever you cast a multicolored spell, untap this creature.

Flying Whenever you cast your first spell during each opponent's turn, this creature deals 1 damage to each opponent. Scry 1.

Devoid (This card has no color.) {T}: This creature deals 1 damage to each opponent. Whenever you cast a colorless spell, untap this creature.

This creature can't attack unless defending player controls an Island. {T}: This creature deals 1 damage to any target. When you control no Islands, sacrifice this creature.

Whenever an artifact you control enters, this creature deals 1 damage to each opponent.

Soulbond (You may pair this creature with another unpaired creature when either enters. They remain paired for as long as you control both of them.) As long as Tandem Lookout is paired with another creature, each of those creatures has "Whenever this creature deals damage to an opponent, draw a card."

As this enchantment enters, choose a creature type. Creatures you control are the chosen type in addition to their other types. The same is true for creature spells you control and creature cards you own that aren't on the battlefield.

Enchant creature Whenever enchanted creature deals damage to an opponent, you may draw a card.

Flash (You may cast this spell any time you could cast an instant.) Enchant creature Whenever enchanted creature deals damage to an opponent, you may draw a card.

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

Draw three cards, then put two cards from your hand on top of your library in any order.

Counter target spell.

Surveil 2. (Look at the top two cards of your library, then put any number of them into your graveyard and the rest on top of your library in any order.) Draw a card.

Scry 2, then draw a card.

Counter target spell with mana value 4 or greater.

Draw two cards, then discard two cards. Untap up to three lands.

Counter target spell that targets a permanent you control. Draw a card.

Counter target noncreature spell.

Draw a card. Madness {U} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)

Scry 1. (Look at the top card of your library. You may put that card on the bottom.) Draw a card.

Draw a card. Jump-start (You may cast this card from your graveyard by discarding a card in addition to paying its other costs. Then exile this card.)

Counter target noncreature spell unless its controller pays {2}.

Draw a card. Flashback {2}{U} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

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