Flash (You may cast this spell any time you could cast an instant.) Whenever you cast a spell during an opponent's turn, put a +1/+1 counter on this creature.

Counter target spell unless its controller pays {4}.

Counter target spell. If that spell is countered this way, exile it instead of putting it into its owner's graveyard.

Counter target instant spell.

Return all attacking creatures to their owner's hand.

Counter target artifact or enchantment spell.

Enchant creature When this Aura enters, tap enchanted creature. Enchanted creature doesn't untap during its controller's untap step. When this Aura is put into a graveyard from the battlefield, you may pay {1}. If you do, scry 1, then draw a card.

Return target permanent to its owner's hand. If that permanent is red or green, put it on top of its owner's library instead.

Counter target spell.

Counter target creature spell. If that spell is countered this way, exile it instead of putting it into its owner's graveyard.

Return target nonland permanent to its owner's hand. Foretell {U} (During your turn, you may pay {2} and exile this card from your hand face down. Cast it on a later turn for its foretell cost.)

Counter target spell. Its controller mills three cards.

Return target nonland permanent to its owner's hand.

As an additional cost to cast this spell, tap an untapped artifact you control or pay {1}. Counter target spell.

Return target spell or permanent with mana value 1 or greater to its owner's hand. Learn. (You may reveal a Lesson card you own from outside the game and put it into your hand, or discard a card to draw a card.)

Counter target creature spell.

Counter target creature spell. Draw a card.

Return target creature to its owner's hand. Ferocious — If you control a creature with power 4 or greater, you may draw a card. If you do, discard a card.

Enchant creature Enchanted creature loses all abilities and is a blue Frog creature with base power and toughness 1/1. (It loses all other card types and creature types.)

This spell costs {2} less to cast if you control a creature with flying. Return target nonland permanent you don't control to its owner's hand. Draw a card.

Enchant creature, land, or planeswalker Enchanted permanent is a colorless land with "{T}: Add {C}" and loses all other card types and abilities.

Until your next turn, creatures target player controls have base power and toughness 1/1. Flashback {3}{U} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Counter target spell. Draw a card, then discard a card.

Choose two target creatures controlled by different players. Return those creatures to their owners' hands.

Return target creature to its owner's hand. Then that creature's controller may pay {U}{U}. If the player does, they may copy this spell and may choose a new target for that copy.

Look at the top three cards of your library. Put one of them into your hand and the rest on the bottom of your library in any order.

Instant and sorcery spells you cast cost {1} less to cast. Whenever you cast an instant or sorcery spell, draw a card.

Whenever a creature you control deals combat damage to a player, you may draw a card. {1}{U}, {T}: Creatures your opponents control attack this turn if able.

Target player draws four cards, then discards three cards. If you cast this spell during your main phase, instead that player draws four cards, then discards two cards.

Roll a d20. 1—9 | Draw two cards. 10—19 | Scry 2, then draw two cards. 20 | Scry 3, then draw three cards.

Tap target creature. It doesn't untap during its controller's next untap step. Draw a card.

Draw a card. Investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this token: Draw a card.")

Scry 2, then draw a card.

At the beginning of your upkeep, scry 1. {5}{U}: Exchange control of this enchantment and target nonland permanent. Activate only as a sorcery.

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

X target creatures can't be blocked this turn. Until end of turn, those creatures gain "Whenever this creature deals combat damage to a player, draw a card."

{U}, {T}: Draw a card, then discard a card. Delirium — {2}{U}, {T}: Draw a card. Activate only if there are four or more card types among cards in your graveyard.

When this creature enters, draw three cards, then put two cards from your hand on top of your library 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 a card for each different mana value among nonland cards in your graveyard.

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

Draw three cards. Then discard two cards unless you discard an enchantment card.

Equipped creature has haste and shroud. (It can't be the target of spells or abilities.) Equip {0}

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

Target creature you control gets +1/+1 and gains hexproof until end of turn. Untap it. (It can't be the target of spells or abilities your opponents control.)

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

As this artifact enters, choose a color. Creatures you control of the chosen color get +1/+1. Whenever a land's ability causes you to add one or more mana of the chosen color, add one additional mana of that color.

{T}: Add one mana of any color in your commander's color identity. Sacrifice this artifact: Draw a card.

{T}: Add {C}{C}. {2}, {T}, Sacrifice this artifact: Draw two cards.

As this artifact enters, choose a color. Creatures you control of the chosen color get +1/+0. {T}: Add one mana of the chosen color.

Instant and sorcery spells you cast cost {1} less to cast. Whenever you cast an instant or sorcery spell, scry 1.

At the beginning of combat on your turn, create a token that's a copy of equipped creature, except the token isn't legendary. That token gains haste. Equip {5}