Counter target creature or battle spell unless its controller pays {4}. If they do, you incubate 2. (Create an Incubator token with two +1/+1 counters on it and "{2}: Transform this token." It transforms into a 0/0 Phyrexian artifact creature.)

Enchant artifact or creature When this Aura enters, put X +1/+1 counters on enchanted permanent. As long as enchanted permanent is a creature, it has base power and toughness 1/1.

Counter target spell. If that spell targets a commander you control, instead counter that spell, scry 2, then draw a card.

Choose one — • Counter target spell with mana value 2 or less. • Counter target red or green spell with mana value 6 or less.

Counter target spell.

Tap target creature and put three stun counters on it. (If a permanent with a stun counter would become untapped, remove one from it instead.) Scry 1. (Look at the top card of your library. You may put that card on the bottom.)

Tap up to two target artifacts and/or creatures. Put two stun counters on each of them. (If a permanent with a stun counter would become untapped, remove one from it instead.)

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

Counter target spell. If that spell's mana value was 3 or less, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Choose one — • Counter all other spells. • Switch each creature's power and toughness until end of turn. • Creatures can't be blocked this turn.

Counter target spell. Untap up to four lands.

At the beginning of your upkeep, put a lore counter on this enchantment, then draw a card for each lore counter on this enchantment.

{1}{U}, Sacrifice this artifact: Draw two cards. Channel — {U}, Discard this card: Draw a card.

You have no maximum hand size. {T}: Add {C}.

Enchant creature Enchanted creature has "Whenever this creature deals combat damage to a player, draw a card." As long as enchanted creature is legendary, it gets +1/+1 and has ward {1}. (Whenever enchanted creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays {1}.)

Mentor (Whenever this creature attacks, put a +1/+1 counter on target attacking creature with lesser power.) Creatures you control have "Whenever one or more counters are put on this creature for the first time each turn, draw a card."

Flying, indestructible Kefnet can't attack or block unless you have seven or more cards in hand. {3}{U}: Draw a card, then you may return a land you control to its owner's hand.

({U/P} can be paid with either {U} or 2 life.) Draw two cards, then proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

First strike, protection from multicolored At the beginning of your upkeep, sacrifice this creature unless you discard a card. When you discard a card this way, destroy target nonland permanent an opponent controls with mana value less than or equal to the mana value of the discarded card.

Body of Knowledge's power and toughness are each equal to the number of cards in your hand. You have no maximum hand size. Whenever this creature is dealt damage, draw that many cards.

Flying Whenever you draw a card, put a +1/+1 counter on this creature.

Devoid (This card has no color.) Flying Whenever you draw your second card each turn, create a 0/1 colorless Eldrazi Spawn creature token with "Sacrifice this token: Add {C}."

Whenever you draw your second card each turn, put a +1/+1 counter on this creature.

Whenever you draw your second card each turn, create a token that's a copy of this creature.

Whenever you draw a card, you may have target player mill a card.

Whenever you draw your second card each turn, put a +1/+1 counter on this creature.

If you would draw a card while your library has no cards in it, you win the game instead.

Whenever you draw your second card each turn, put a +1/+1 counter on this creature.

Hexproof If you would draw a card while your library has no cards in it, skip that draw instead. As long as there are no cards in your library, this creature has base power and toughness 10/10 and has flying and vigilance.

Ward {3} (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays {3}.) Channel — {2}{U}, Discard this card: Counter target spell or ability unless its controller pays {3}.

Flying Whenever you draw your second card each turn, create a 1/1 blue Faerie creature token with flying.

Enchant creature When this Aura enters, draw two cards. Enchanted creature has "You have no maximum hand size" and "Whenever this creature attacks, if you have ten or more cards in hand, it gets +10/+10 until end of turn."

When Proft's Eidetic Memory enters, draw a card. You have no maximum hand size. At the beginning of combat on your turn, if you've drawn more than one card this turn, put X +1/+1 counters on target creature you control, where X is the number of cards you've drawn this turn minus one.

Flying Sturmgeist's power and toughness are each equal to the number of cards in your hand. Whenever this creature deals combat damage to a player, draw a card.

Syr Elenora's power is equal to the number of cards in your hand. When Syr Elenora enters, draw a card. Spells your opponents cast that target Syr Elenora cost {2} more to cast.

Whenever you draw your second card each turn, put a +1/+1 counter on this creature. When this creature dies, create a 1/1 colorless Thopter artifact creature token with flying.

Affinity for artifacts (This spell costs {1} less to cast for each artifact you control.) Flying When this creature enters, draw two cards.

({T}: Add {U}.)

You have no maximum hand size. {T}: Add {C}.

Equipped creature gets +1/+1 and has "Whenever this creature attacks, 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.) {2}, Sacrifice this Equipment: Draw a card. Equip {2}

When this Case enters, investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this token: Draw a card.") To solve — You control three or more artifacts. (If unsolved, solve at the beginning of your end step.) Solved — {2}{U}, Sacrifice this Case: Put four +1/+1 counters on target noncreature artifact. It becomes a 0/0 Bird creature with flying in addition to its other types.

Enchant creature Enchanted creature gets +1/+1 and has "Whenever this creature deals combat damage to a player, investigate." (Create a Clue token. It's an artifact with "{2}, Sacrifice this token: Draw a card.")

You may look at face-down creatures your opponents control any time. {2}, Sacrifice this artifact: Surveil 2, then draw a card. (To 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.)

Nick Valentine can't be blocked except by artifact creatures. Whenever Nick Valentine or another artifact creature you control dies, you may investigate. (To investigate, create a Clue token. It's an artifact with "{2}, Sacrifice this token: Draw a card.")

This land enters tapped. {T}: Add {C}. {T}, Tap an untapped creature you control: Add one mana of any color. {2}, Sacrifice this land: Draw a card.

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. Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Whenever you cast a spell, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Enchant creature When this Aura enters, tap enchanted creature, then proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.) Enchanted creature doesn't untap during its controller's untap step.

Storm (When you cast this spell, copy it for each spell cast before it this turn.) Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for {1}.) Hexproof (This creature can't be the target of spells or abilities your opponents control.)

Whenever this creature enters or attacks, you may sacrifice an artifact. If you do, draw a card.

Bargain (You may sacrifice an artifact, enchantment, or token as you cast this spell.) Look at the top four cards of your library. If this spell was bargained, look at the top eight cards of your library instead. Put two of them into your hand and the rest on the bottom of your library in a random order.

Five Hundred Year Diary enters tapped. {T}: Add {U} for each Clue you control. {2}, Sacrifice Five Hundred Year Diary: Draw a card.

Affinity for artifacts (This spell costs {1} less to cast for each artifact you control.) {5}{U}: This creature can't be blocked this turn.

Bargain (You may sacrifice an artifact, enchantment, or token as you cast this spell.) This spell costs {1} less to cast if it's bargained. Counter target spell.

You have no maximum hand size. Sonic Booster — Whenever Nyssa of Traken attacks, sacrifice any number of artifacts. When you sacrifice one or more artifacts this way, tap up to that many target creatures and draw that many cards. Doctor's companion (You can have two commanders if the other is the Doctor.)

Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for {1}.) You may have this creature enter as a copy of any creature on the battlefield, except it's a Synth artifact creature in addition to its other types.

At the beginning of your upkeep, put a time counter on this enchantment. Once each turn, you may pay {0} rather than pay the mana cost for a spell you cast with mana value X or less, where X is the number of time counters on this enchantment.