Whenever you cast a spell, you gain 1 life for each spell you've cast this turn. Pay 50 life: Aetherflux Reservoir deals 50 damage to any target.

Sacrifice a creature: Target player mills cards equal to the sacrificed creature's power.

Whenever another permanent enters the battlefield under your control, each opponent mills a card.

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

Sacrifice a creature: Add {C}{C}.

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

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

{X}, {T}: Search your library for a creature card with mana value X or less, reveal it, put it into your hand, then shuffle.

As Cloud Key enters the battlefield, choose artifact, creature, enchantment, instant, or sorcery. Spells you cast of the chosen type cost {1} less to cast.

Activated abilities of creatures can't be activated.

Indestructible Equipped creature has indestructible. Equip {2}

Whenever Hammer of Nazahn or another Equipment enters the battlefield under your control, you may attach that Equipment to target creature you control. Equipped creature gets +2/+0 and has indestructible. Equip {4}

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

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

You may look at the top card of your library any time. You may cast artifact spells and colorless spells from the top of your library. {T}, Pay 1 life: Exile the top card of your library.

{T}: Add {U}, {R}, or {W}. Cycling {2} ({2}, Discard this card: Draw a card.)

{1}: Look at the top three cards of your library, then put them back in any order. {T}: Draw a card, then put Sensei's Divining Top on top of its owner's library.

Equipped creature gets +1/-1. Whenever equipped creature dies, draw two cards. Equip {1}

Sacrifice an artifact: Put a +1/+1 counter on Arcbound Ravager. Modular 1 (This creature enters the battlefield with a +1/+1 counter on it. When it dies, you may put its +1/+1 counters on target artifact creature.)

Flying Artifact spells you cast cost {1} less to cast.

Artifact spells you cast cost {1} less to cast.

Artifact spells you cast cost {1} less to cast.

Devoid (This card has no color.) Colorless spells you cast cost {1} less to cast.

When Imperial Recruiter enters the battlefield, search your library for a creature card with power 2 or less, reveal it, put it into your hand, then shuffle.

Flying Historic spells you cast cost {1} less to cast. (Artifacts, legendaries, and Sagas are historic.)

Flying Whenever you cast a noncreature spell, create a 1/1 white Spirit creature token with flying. Sacrifice a Spirit: Add {R}.

Whenever an artifact enters the battlefield, you may gain 1 life.

Flying Whenever an artifact enters the battlefield under your control, you may tap target permanent.

Psychosis Crawler's power and toughness are each equal to the number of cards in your hand. Whenever you draw a card, each opponent loses 1 life.

Whenever an artifact enters the battlefield under your control, Reckless Fireweaver deals 1 damage to each opponent.

Whenever you cast an artifact spell, create a 1/1 colorless Thopter artifact creature token with flying. {1}{U}, Sacrifice two artifacts: Draw a card.

No more than one creature can attack each combat. No more than one creature can block each combat.

You may look at the top card of your library any time. As long as The Reality Chip is attached to a creature, you may play lands and cast spells from the top of your library. Reconfigure {2}{U} ({2}{U}: Attach to target creature you control; or unattach from a creature. Reconfigure only as a sorcery. While attached, this isn't a creature.)

{U}, Discard an artifact card: Search your library for an artifact card with mana value 1 or less, reveal it, put it into your hand, then shuffle.

Whenever you cast an artifact spell, create a 1/1 colorless Thopter artifact creature token with flying.

You may look at the top card of your library any time. You may play lands and cast spells from the top of your library. You can't play lands or cast spells from your hand. {3}{R}: Destroy Experimental Frenzy.

Play with the top card of your library revealed. You may play lands and cast spells from the top of your library.

Return target artifact or enchantment card from your graveyard to your hand.

Target player mills three cards. Storm (When you cast this spell, copy it for each spell cast before it this turn. You may choose new targets for the copies.)

Counter target spell.

Search your library for an artifact or enchantment card, reveal it, then shuffle and put that card on top.

If you control a commander, you may cast this spell without paying its mana cost. Counter target noncreature spell.

If it's not your turn, you may exile a blue card from your hand rather than pay this spell's mana cost. Counter target noncreature spell. If that spell is countered this way, exile it instead of putting it into its owner's graveyard.

You may pay 1 life and exile a blue card from your hand rather than pay this spell's mana cost. Counter target spell.

Search your library for a card, then shuffle and put that card third from the top.

Search your library for an instant or sorcery card, reveal it, then shuffle and put that card on top.

{T}: Add {C}. {T}: Add {W} or {U}. Adarkar Wastes deals 1 damage to you.

Azorius Chancery enters the battlefield tapped. When Azorius Chancery enters the battlefield, return a land you control to its owner's hand. {T}: Add {W}{U}.

{T}: Add {C}. {T}: Add {R} or {W}. Battlefield Forge deals 1 damage to you.

Boros Garrison enters the battlefield tapped. When Boros Garrison enters the battlefield, return a land you control to its owner's hand. {T}: Add {R}{W}.

{T}: Add {C}. {2}, {T}, Sacrifice Buried Ruin: Return target artifact card from your graveyard to your hand.

Clifftop Retreat enters the battlefield tapped unless you control a Mountain or a Plains. {T}: Add {R} or {W}.

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

Glacial Fortress enters the battlefield tapped unless you control a Plains or an Island. {T}: Add {W} or {U}.

({T}: Add {U}.)

Izzet Boilerworks enters the battlefield tapped. When Izzet Boilerworks enters the battlefield, return a land you control to its owner's hand. {T}: Add {U}{R}.

({T}: Add {U} or {R}.) Molten Tributary enters the battlefield tapped.

({T}: Add {R}.)

Mystic Monastery enters the battlefield tapped. {T}: Add {U}, {R}, or {W}.

({T}: Add {W}.)

({T}: Add {R} or {W}.)

({T}: Add {W} or {U}.) Prairie Stream enters the battlefield tapped unless you control two or more basic lands.

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

{T}: Add {C}. {T}: Add {U} or {R}. Shivan Reef deals 1 damage to you.

Swiftwater Cliffs enters the battlefield tapped. When Swiftwater Cliffs enters the battlefield, you gain 1 life. {T}: Add {U} or {R}.

Training Center enters the battlefield tapped unless you have two or more opponents. {T}: Add {U} or {R}.

Tranquil Cove enters the battlefield tapped. When Tranquil Cove enters the battlefield, you gain 1 life. {T}: Add {W} or {U}.

({T}: Add {W} or {U}.)

({T}: Add {U} or {R}.)

Return target artifact card from your graveyard to the battlefield.

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.

Create two 1/1 red Goblin creature tokens. Storm (When you cast this spell, copy it for each spell cast before it this turn.)

Search your library for an artifact card, reveal it, put it into your hand, then shuffle.

Exile the top card of your library. During your next turn, you may play that card. Storm (When you cast this spell, copy it for each spell cast before it this turn.)

Grapeshot deals 1 damage to any target. Storm (When you cast this spell, copy it for each spell cast before it this turn. You may choose new targets for the copies.)

Return target artifact or enchantment card from a graveyard to its owner's hand. Conspire (As you cast this spell, you may tap two untapped creatures you control that share a color with it. When you do, copy it and you may choose a new target for the copy.)

Exile all cards from your library. Then shuffle your graveyard into your library.

Return target artifact or creature card with mana value 3 or less from your graveyard to the battlefield. If a creature enters the battlefield this way, it enters with an additional +1/+1 counter on it.

Return target permanent card with mana value 3 or less from your graveyard to the battlefield. If this spell was cast from a graveyard, you may copy this spell and may choose a new target for the copy. Flashback {4}{W} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Exile all creatures. Incubate X, where X is the number of creatures exiled this way. (Create an Incubator token with X +1/+1 counters on it and "{2}: Transform this artifact." It transforms into a 0/0 Phyrexian artifact creature.)

Return target permanent to its owner's hand. Storm (When you cast this spell, copy it for each spell cast before it this turn. You may choose new targets for the copies.)

Destroy target land. Storm (When you cast this spell, copy it for each spell cast before it this turn. You may choose new targets for the copies.)