Deathtouch

: Transform Aetherblade Agent. Activate only as a sorcery. ( can be paid with either or 2 life.)

, Sacrifice another creature or artifact: Ayara, Widow of the Realm deals X damage to target opponent or battle and you gain X life, where X is the sacrificed permanent's mana value.

: Transform Ayara. Activate only as a sorcery. ( can be paid with either or 2 life.)

: Transform Blightreaper Thallid. Activate only as a sorcery. ( can be paid with either or 2 life.)

: Transform Bonded Herdbeast. Activate only as a sorcery. ( can be paid with either or 2 life.)

( can be paid with either or 2 life.)

Defender

When Cathedral Membrane dies during combat, it deals 6 damage to each creature it blocked this combat.

( can be paid with either or 2 life.)

Target creature gets -5/-5 until end of turn.

( can be paid with either or 2 life.)

Look at target player's hand.

Draw a card.

( can be paid with either or 2 life.)

Gut Shot deals 1 damage to any target.

When Heliod, the Radiant Dawn enters the battlefield, return target enchantment card that isn't a God from your graveyard to your hand.

: Transform Heliod, the Radiant Dawn. Activate only as a sorcery. ( can be paid with either or 2 life.)

: Remove up to X counters from target permanent. For each counter removed this way, Hex Parasite gets +1/+0 until end of turn. ( can be paid with either or 2 life.)

: Insatiable Souleater gains trample until end of turn. ( can be paid with either or 2 life.)

( can be paid with either or 2 life.)

Lifelink

For 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.

( can be paid with either or 2 life.)

Marrow Shards deals 1 damage to each attacking creature.

First strike

As long as it's your turn, creature tokens you control get +1/+0 and have first strike.

: Create a 1/1 colorless Phyrexian Mite artifact creature token with toxic 1 and "This creature can't block." (Players dealt combat damage by it also get a poison counter. can be paid with either or 2 life.)

If one or more tokens would be created under your control, twice that many of those tokens are created instead.

, Sacrifice two other artifacts and/or creatures: Put an indestructible counter on Mondrak, Glory Dominus. ( can be paid with either or 2 life.)

Menace

When Nezumi Freewheeler enters the battlefield, each player mills three cards. (To mill three cards, a player puts the top three cards of their library into their graveyard.)

: Transform Nezumi Freewheeler. Activate only as a sorcery. ( can be paid with either or 2 life.)

( can be paid with either or 2 life.)

Put target card from a graveyard on top of its owner's library.

: Pestilent Souleater gains infect until end of turn. ( can be paid with either or 2 life. A creature with infect deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)

( can be paid with either or 2 life.)

When Pith Driller enters the battlefield, put a -1/-1 counter on target creature.

( can be paid with either or 2 life.)

First strike

: Transform Pyretic Prankster. Activate only as a sorcery. ( can be paid with either or 2 life.)

Whenever you cast a legendary spell, untap Rona, Herald of Invasion.

: Draw a card, then discard a card.

: Transform Rona. Activate only as a sorcery. ( can be paid with either or 2 life.)

Flying

: Transform Seraph of New Capenna. Activate only as a sorcery. ( can be paid with either or 2 life.)

Flying

: Transform Skyclave Aerialist. Activate only as a sorcery. ( can be paid with either or 2 life.)

If a source you control would deal noncombat damage to an opponent or a permanent an opponent controls, it deals double that damage to that player or permanent instead.

, Discard two cards: Put an indestructible counter on Solphim, Mayhem Dominus. ( can be paid with either or 2 life.)

( can be paid with either or 2 life.)

: Reveal a card you own from outside the game that has been banned or restricted in a Constructed format and put it into your hand.

: Transform Sun-Blessed Guardian. Activate only as a sorcery. ( can be paid with either or 2 life.)

(o can be paid with either or 2 life.)

, , Exile a spell you control: Target opponent reveals cards from the top of their library until they reveal a card with mana value equal to 1 plus the exiled spell's mana value. Exile that card, then that player shuffles. You may cast that exiled card without paying its mana cost.

Flying

If you would proliferate, proliferate twice instead.

, Remove three counters from among other artifacts, creatures, and planeswalkers you control: Put an indestructible counter on Tekuthal, Inquiry Dominus. ( can be paid with either or 2 life.)

( can be paid with either or 2 life.)

Trample

Other blue creatures you control have "Whenever this creature becomes tapped, draw a card, then discard a card."

Other artifact creatures you control get +1/+1.

: Until end of turn, target creature you control becomes a blue artifact in addition to its other colors and types. Activate only as a sorcery. ( can be paid with either or 2 life.)

Reach

At the beginning of each combat, double the power and toughness of each creature you control until end of turn.

, Sacrifice two other creatures: Put an indestructible counter on Zopandrel, Hunger Dominus. ( can be paid with either or 2 life.)