Deathtouch

Whenever Terror of Towashi attacks, you may pay . When you do, return target creature card from your graveyard to the battlefield. It's a Phyrexian in addition to its other types.

Scavenge (, Exile this card from your graveyard: Put a number of +1/+1 counters equal to this card's power on target creature. Scavenge only as a sorcery.)

Advanced Species — Whenever a red source you control deals damage to one or more permanents and/or players, put a +1/+1 counter on The Red Terror.

At the beginning of your upkeep, exile the top card of your library.

During your turn, if an opponent lost life this turn, you may play lands and cast spells from among cards exiled with Theater of Horrors.

: Theater of Horrors deals 1 damage to target opponent or planeswalker.

Choose a nonland card name. Target player reveals their hand. Thought Hemorrhage deals 3 damage to that player for each card with the chosen name revealed this way. Search that player's graveyard, hand, and library for all cards with that name and exile them. Then that player shuffles.

, : Choose one that hasn't been chosen —

• Three Bowls of Porridge deals 2 damage to target creature.

• Tap target creature.

• Sacrifice Three Bowls of Porridge. You gain 3 life.

Whenever Tidal Terror attacks, you may tap two other untapped creatures you control. If you do, Tidal Terror can't be blocked this turn.

Islandcycling (, Discard this card: Search your library for an Island card, reveal it, put it into your hand, then shuffle.)

This spell costs less to cast for each instant and sorcery card in your graveyard.

Ward (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays .)

If you would draw a card, look at the top three cards of your library instead. Put one of those cards into your hand and the rest on the bottom of your library in any order.

Torrent of Fire deals damage to any target equal to the highest mana value among permanents you control.

Return up to one target creature card from your graveyard to the battlefield if was spent to cast this spell. Creatures target player controls get +2/+0 and gain haste until end of turn if was spent to cast this spell. (Do both if was spent.)

Ward (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays .)

When Torrent Sculptor enters the battlefield, exile an instant or sorcery card from your graveyard. Put a number of +1/+1 counters on Torrent Sculptor equal to half that card's mana value, rounded up.

At the beginning of each end step, put a slime counter on each creature you don't control.

Creatures you don't control get -1/-1 for each slime counter on them.

Whenever a creature you don't control with a slime counter on it dies, create a 1/1 black Slug creature token.

, Sacrifice a Slug: Draw a card.

Treacherous Terrain deals damage to each opponent equal to the number of lands that player controls.

Basic landcycling (, Discard this card: Search your library for a basic land card, reveal it, put it into your hand, then shuffle.)

Return all creatures blocking or blocked by target creature to their owner's hand.

Trigon of Corruption enters the battlefield with three charge counters on it.

, : Put a charge counter on Trigon of Corruption.

, , Remove a charge counter from Trigon of Corruption: Put a -1/-1 counter on target creature.

Mutate (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.)

Whenever this creature mutates, create a 3/3 green Beast creature token.

Flying, ward

Shrieking Gargoyles — Whenever Tyranid Harridan or another Tyranid you control deals combat damage to a player, create a 1/1 blue Tyranid Gargoyle creature token with flying.

Haste

Toxic 3 (Players dealt combat damage by this creature also get three poison counters.)

Living metal (As long as it's your turn, this Vehicle is also a creature.)

Haste

Formidable — Whenever Ultra Magnus attacks, attacking creatures you control gain indestructible until end of turn. If those creatures have total power 8 or greater, convert Ultra Magnus.

If you would draw a card, instead look at the top three cards of your library, then put one into your hand and the rest into your graveyard.

Pay 4 life: Underrealm Lich gains indestructible until end of turn. Tap it.

Deathtouch

Boast — : Target player searches their library for a card, then shuffles and puts that card on top. (Activate only if this creature attacked this turn and only once each turn.)

As Vedalken Squirrel-Whacker enters the battlefield, roll a six-sided die twice. Its base power becomes the first result and its base toughness becomes the second result.

If you would roll one or more six-sided dice, instead roll them and you may exchange one result with Vedalken Squirrel-Whacker's base power or base toughness.

Flying, deathtouch, lifelink

Whenever you activate an ability that isn't a mana ability, if life was paid to activate it, you may pay that much life again. If you do, copy that ability. You may choose new targets for the copy.

Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)

When Viridian Corrupter enters the battlefield, destroy target artifact.

Cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom in a random order.)

Volcanic Torrent deals X damage to each creature and planeswalker your opponents control, where X is the number of spells you've cast this turn.

Create a 4/4 white and blue Sphinx creature token with flying and vigilance.

Double strike

Whenever Warren Instigator deals damage to an opponent, you may put a Goblin creature card from your hand onto the battlefield.

Target player sacrifices a creature. If a Goblin is sacrificed this way, that player creates two 1/1 black Goblin Rogue creature tokens, and those tokens gain haste until end of turn.

Flying

Whenever Warrior Angel deals damage, you gain that much life.

Creatures you control get +1/+1 until end of turn.

Until end of turn, up to two target creatures you control each gain "Whenever this creature deals combat damage to a player, draw a card."

Haste, double team (When this creature attacks, conjure a duplicate into your hand, then both of them perpetually lose double team.)

Hideaway 4 (When this creature enters the battlefield, look at the top four cards of your library, exile one face down, then put the rest on the bottom in a random order.)

Watcher for Tomorrow enters the battlefield tapped.

When Watcher for Tomorrow leaves the battlefield, put the exiled card into its owner's hand.

: Add .

Wind-Scarred Crag enters the battlefield tapped.

When Wind-Scarred Crag enters the battlefield, you gain 1 life.

: Add or .

Flying

: Scry 1.

, : Target Forest becomes a 4/4 black and green Elemental Horror creature. It's still a land.

Xenosquirrels enters the battlefield with two +1/+1 counters on it.

After you roll a die, you may remove a +1/+1 counter from Xenosquirrels. If you do, increase or decrease the result by 1.

Vigilance; horsemanship (This creature can't be blocked except by creatures with horsemanship.)