{T}: Add {W} or {U}. {W}{U}, {T}, Sacrifice Azorius Cluestone: Draw a card.

{T}: Add {W} or {U}. {W/U}{W/U}{W/U}{W/U}, {T}, Sacrifice Azorius Locket: Draw two cards.

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

{T}: Target player mills a card. (They put the top card of their library into their graveyard.) {5}, {T}, Sacrifice Codex Shredder: Return target card from your graveyard to your hand.

Indestructible {T}: Add one mana of any color.

Creature cards in graveyards and libraries can't enter the battlefield. Players can't cast spells from graveyards or libraries.

When Ichor Wellspring enters the battlefield or is put into a graveyard from the battlefield, draw a card.

When Mana Geode enters the battlefield, scry 1. {T}: Add one mana of any color.

{1}, {T}: Untap another target artifact. {3}, {T}: Target creature can't be blocked this turn.

{T}: Add {C}. {1}, {T}, Sacrifice Mind Stone: Draw a card.

{T}: Add {C}. {1}, {T}: Add one mana of any color.

When Prophetic Prism enters the battlefield, draw a card. {1}, {T}: Add one mana of any color.

When Sleeper Dart enters the battlefield, draw a card. {T}, Sacrifice Sleeper Dart: Target creature doesn't untap during its controller's next untap step.

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

{2}, {T}: Copy target triggered ability you control. You may choose new targets for the copy. (A triggered ability uses the words "when," "whenever," or "at.")

Equipped creature has hexproof and haste. (It can't be the target of spells or abilities your opponents control.) Equip {1}

When Aether Adept enters the battlefield, return target creature to its owner's hand.

When Agent of Treachery enters the battlefield, gain control of target permanent. At the beginning of your end step, if you control three or more permanents you don't own, draw three cards.

Flying When Cloudblazer enters the battlefield, you gain 2 life and draw two cards.

Defender (This creature can't attack.) Flying Transmute {1}{U}{U} ({1}{U}{U}, Discard this card: Search your library for a card with the same mana value as this card, reveal it, put it into your hand, then shuffle. Transmute only as a sorcery.)

Devoid (This card has no color.) Flying When Eldrazi Skyspawner enters the battlefield, create a 1/1 colorless Eldrazi Scion creature token. It has "Sacrifice this creature: Add {C}."

When Forbidding Spirit enters the battlefield, until your next turn, creatures can't attack you or planeswalkers you control unless their controller pays {2} for each of those creatures.

Vigilance When Glimmerpoint Stag enters the battlefield, exile another target permanent. Return that card to the battlefield under its owner's control at the beginning of the next end step.

Flash If an opponent would draw a card except the first one they draw in each of their draw steps, instead you create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

Protection from red When Lavinia of the Tenth enters the battlefield, detain each nonland permanent your opponents control with mana value 4 or less. (Until your next turn, those permanents can't attack or block and their activated abilities can't be activated.)

Each opponent can't cast noncreature spells with mana value greater than the number of lands that player controls. Whenever an opponent casts a spell, if no mana was spent to cast it, counter that spell.

When Man-o'-War enters the battlefield, return target creature to its owner's hand.

When Meteor Golem enters the battlefield, destroy target nonland permanent an opponent controls.

When Prosperous Pirates enters the battlefield, create two Treasure tokens. (They're artifacts with "{T}, Sacrifice this artifact: Add one mana of any color.")

Flying When Riftwing Cloudskate enters the battlefield, return target permanent to its owner's hand. Suspend 3—{1}{U} (Rather than cast this card from your hand, you may pay {1}{U} and exile it with three time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, you may cast it without paying its mana cost. It has haste.)

When Sailor of Means enters the battlefield, create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

Flash You may cast artifact spells as though they had flash.

When Treasure Hunter enters the battlefield, you may return target artifact card from your graveyard to your hand.

When Tribute Mage enters the battlefield, you may search your library for an artifact card with mana value 2, reveal that card, put it into your hand, then shuffle.

When Trinket Mage enters the battlefield, you may search your library for an artifact card with mana value 1 or less, reveal that card, put it into your hand, then shuffle.

When Trophy Mage enters the battlefield, you may search your library for an artifact card with mana value 3, reveal it, put it into your hand, then shuffle.

Flash (You may cast this spell any time you could cast an instant.) When Vedalken Aethermage enters the battlefield, return target Sliver to its owner's hand. Wizardcycling {3} ({3}, Discard this card: Search your library for a Wizard card, reveal it, put it into your hand, then shuffle.)

Flash When Venser, Shaper Savant enters the battlefield, return target spell or permanent to its owner's hand.

When War Priest of Thune enters the battlefield, you may destroy target enchantment.

When Whirler Rogue enters the battlefield, create two 1/1 colorless Thopter artifact creature tokens with flying. Tap two untapped artifacts you control: Target creature can't be blocked this turn.

When Cloudform enters the battlefield, it becomes an Aura with enchant creature. Manifest the top card of your library and attach Cloudform to it. (To manifest a card, put it onto the battlefield face down as a 2/2 creature. Turn it face up any time for its mana cost if it's a creature card.) Enchanted creature has flying and hexproof.

When Dovin's Acuity enters the battlefield, you gain 2 life and draw a card. Whenever you cast an instant spell during your main phase, you may return Dovin's Acuity to its owner's hand.

Imprint — When Exclusion Ritual enters the battlefield, exile target nonland permanent. Players can't cast spells with the same name as the exiled card.

When Lightform enters the battlefield, it becomes an Aura with enchant creature. Manifest the top card of your library and attach Lightform to it. (To manifest a card, put it onto the battlefield face down as a 2/2 creature. Turn it face up any time for its mana cost if it's a creature card.) Enchanted creature has flying and lifelink.

When Oblivion Ring enters the battlefield, exile another target nonland permanent. When Oblivion Ring leaves the battlefield, return the exiled card to the battlefield under its owner's control.

Flash When Omen of the Sea enters the battlefield, scry 2, then draw a card. {2}{U}, Sacrifice Omen of the Sea: Scry 2.

Enchant creature As Pentarch Ward enters the battlefield, choose a color. When Pentarch Ward enters the battlefield, draw a card. Enchanted creature has protection from the chosen color. This effect doesn't remove Pentarch Ward.

Enchant permanent Vanishing 3 (This Aura enters the battlefield with three time counters on it. At the beginning of your upkeep, remove a time counter from it. When the last is removed, sacrifice it.) When Reality Acid leaves the battlefield, enchanted permanent's controller sacrifices it.

Counter target spell. Its controller may draw up to two cards at the beginning of the next turn's upkeep. You draw a card at the beginning of the next turn's upkeep.

Target player draws X cards. Shuffle Blue Sun's Zenith into its owner's library.

Counter target instant spell.

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

Counter target spell. Scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)

This spell can't be countered. Counter target noncreature spell.

Target creature you control gains protection from the color of your choice until end of turn. (It can't be blocked, targeted, dealt damage, enchanted, or equipped by anything of that color.) Scry 1.

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

Copy target instant or sorcery spell, then return it to its owner's hand. You may choose new targets for the copy.

Counter target noncreature spell.

Metalcraft — This spell costs {1} less to cast if you control three or more artifacts. Counter target spell.

({T}: Add {W} or {U}.) As Hallowed Fountain enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

({T}: Add {U}.)

({T}: Add {W}.)

Target player takes an extra turn after this one. Shuffle Beacon of Tomorrows into its owner's library.

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

Return a creature you control to its owner's hand, then destroy all creatures.