Spymaster's Vault enters tapped unless you control a Swamp.: Add ., : Target creature you control connives X, where X is the number of creatures that died this turn. (Draw X cards, then discard X cards. Put a +1/+1 counter on that creature for each nonland card discarded this way.)
Archway of Innovation enters tapped unless you control an Island.: Add ., : The next spell you cast this turn has improvise. (Your artifacts can help cast that spell. Each artifact you tap after you're done activating mana abilities pays for .)
( can be paid with either or 2 life.)LifelinkFor each in a cost, you may pay 2 life rather than pay that mana.Whenever you cast a black spell, put a +1/+1 counter on K'rrik, Son of Yawgmoth.
Flying, first strikeWhen White Orchid Phantom enters, destroy up to one target nonbasic land. Its controller may search their library for a basic land card, put it onto the battlefield tapped, then shuffle.
Archway of Innovation enters tapped unless you control an Island.: Add ., : The next spell you cast this turn has improvise. (Your artifacts can help cast that spell. Each artifact you tap after you're done activating mana abilities pays for .)
Emerge (You may cast this spell by sacrificing a creature and paying the emerge cost reduced by that creature's mana value.)When you cast this spell, you may exile your hand. If you do, draw three cards.FlyingEach creature spell you cast has emerge. The emerge cost is equal to its mana cost.
FlyingCreatures you control have "Whenever this creature becomes the target of a spell or ability, reveal the top card of your library. If it's a land card, put it onto the battlefield. Otherwise, put it into your hand. This ability triggers only twice each turn."
You get (three energy counters), then you may pay any amount of .Each player may exile their hand and draw a number of cards equal to the amount of paid this way. If seven or more was paid this way, you may play cards you own exiled this way until the end of your next turn.
FlashWhen Hydroelectric Specimen enters, you may change the target of target instant or sorcery spell with a single target to Hydroelectric Specimen.As Hydroelectric Laboratory enters, you may pay 3 life. If you don't, it enters tapped.: Add .
( can be paid with either or 2 life.)LifelinkFor each in a cost, you may pay 2 life rather than pay that mana.Whenever you cast a black spell, put a +1/+1 counter on K'rrik, Son of Yawgmoth.
Whenever an opponent casts a spell, you may reveal the top card of your library. If you do, you may cast that card without paying its mana cost if the two spells have the same mana value.
Choose target spell, then flip a coin. If you win the flip, gain control of that spell and you may choose new targets for it. If you lose the flip, counter that spell.
Reveal the top four cards of your library. You may put a permanent card from among them into your hand. Put the rest into your graveyard. Create a 0/1 colorless Eldrazi Spawn creature token with "Sacrifice this creature: Add ."
Flying, hexproof from activated and triggered abilitiesWhen Volatile Stormdrake enters, exchange control of Volatile Stormdrake and target creature an opponent controls. If you do, you get , then sacrifice that creature unless you pay an amount of equal to its mana value.
If a triggered ability of a colorless spell you control or another colorless permanent you control triggers, that ability triggers an additional time.Whenever you cast a colorless spell, copy it. You may choose new targets for the copy. (A copy of a permanent spell becomes a token.)
If a triggered ability of a colorless spell you control or another colorless permanent you control triggers, that ability triggers an additional time.Whenever you cast a colorless spell, copy it. You may choose new targets for the copy. (A copy of a permanent spell becomes a token.)
You may sacrifice a nontoken green creature rather than pay this spell's mana cost.Search your library for up to two basic land cards, reveal those cards, put one onto the battlefield tapped and the other into your hand, then shuffle.
Devoid (This card has no color.)Return target nonland permanent you don't control to its owner's hand.Whenever you cast a colorless spell with mana value 7 or greater, you may exile Ugin's Binding from your graveyard. When you do, return each nonland permanent you don't control to its owner's hand.
Fabricate 1 (When this creature enters, put a +1/+1 counter on it or create a 1/1 colorless Servo artifact creature token.)Whenever another creature or artifact you control is put into a graveyard from the battlefield, each opponent loses 1 life.
Bestow—, Collect evidence 6. (To pay this bestow cost, pay and exile cards with total mana value 6 or greater from your graveyard.)Flying, hasteEnchanted creature gets +2/+2 and has flying and haste.You may cast Detective's Phoenix from your graveyard using its bestow ability.
Bestow—, Collect evidence 6. (To pay this bestow cost, pay and exile cards with total mana value 6 or greater from your graveyard.)Flying, hasteEnchanted creature gets +2/+2 and has flying and haste.You may cast Detective's Phoenix from your graveyard using its bestow ability.
Devoid (This card has no color.)When you cast this spell, create two 0/1 colorless Eldrazi Spawn creature tokens with "Sacrifice this creature: Add ."ReachWhenever you sacrifice another Eldrazi, put a +1/+1 counter on Writhing Chrysalis.
Choose target creature or planeswalker. You get (three energy counters), then you may pay any amount of . Galvanic Discharge deals that much damage to that permanent.
Search your library for an instant card or a card with flash, reveal it, put it into your hand, then shuffle.Inundated Archive enters tapped.: Add or .
HasteWhenever Laelia, the Blade Reforged attacks, exile the top card of your library. You may play that card this turn.Whenever one or more cards are put into exile from your library and/or your graveyard, put a +1/+1 counter on Laelia.
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 (You may cast this card from your graveyard for its flashback cost. Then exile it.)