Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.)

Whenever Poison-Blade Mentor attacks, another target Assassin you control gains deathtouch until end of turn.

Trample, protection from enchantments

: Monstrosity 3. (If this creature isn't monstrous, put three +1/+1 counters on it and it becomes monstrous.)

Whenever Polis Crusher deals combat damage to a player, if Polis Crusher is monstrous, destroy target enchantment that player controls.

Creature tokens you control get +1/+1.

Each creature spell you cast costs less to cast if it has mutate.

Whenever you cast a creature spell, if it has mutate, draw a card, then discard a card.

Reach, lifelink

Whenever Polukranos, Engine of Ruin or another nontoken Hydra you control dies, create a 3/3 green and white Phyrexian Hydra creature token with reach and a 3/3 green and white Phyrexian Hydra creature token with lifelink.

: Monstrosity X. (If this creature isn't monstrous, put X +1/+1 counters on it and it becomes monstrous.)

When Polukranos, World Eater becomes monstrous, it deals X damage divided as you choose among any number of target creatures your opponents control. Each of those creatures deals damage equal to its power to Polukranos.

Strive — This spell costs more to cast for each target beyond the first.

Choose a creature on the battlefield. Any number of target creatures you control each become a copy of that creature until end of turn.

, , Discard a card: Create a token that's a copy of a random creature card with mana value X. Activate only as a sorcery.

Draw three cards, untap up to two lands, then discard a card.

Whenever Port Inspector becomes blocked, you may look at defending player's hand.

Whenever a creature enters the battlefield, if there are two or more other creatures on the battlefield, exile that creature. Return that card to the battlefield under its owner's control when Portcullis leaves the battlefield.

Flying

Threshold — As long as seven or more cards are in your graveyard, Possessed Aven gets +1/+1, is black, and has ", : Destroy target blue creature."

Trample

Threshold — As long as seven or more cards are in your graveyard, Possessed Centaur gets +1/+1, is black, and has ", : Destroy target green creature."

If a player would draw a card, that player skips that draw instead.

At the beginning of each end step, each player sacrifices a permanent unless they discard a card.

Whenever a player casts a spell from their hand, that player exiles it, then exiles cards from the top of their library until they exile a card that shares a card type with it. That player may cast that card without paying its mana cost. Then they put all cards exiled with Possibility Storm on the bottom of their library in a random order.

All Slivers have ", : Regenerate target Sliver." (The next time that Sliver would be destroyed, instead tap it, remove it from combat, and heal all damage on it.)

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.)

Flash

Whenever this creature mutates, you may return target creature an opponent controls to its owner's hand.

Choose target creature an opponent controls, then roll a d20.

1–9 | Return it to its owner's hand.

10–19 | Its owner puts it on the top or bottom of their library.

20 | Gain control of it until the end of your next turn.

At the beginning of each player's upkeep, Power Surge deals X damage to that player, where X is the number of untapped lands they controlled at the beginning of this turn.

As an additional cost to cast this spell, sacrifice an artifact or creature.

Destroy target creature or planeswalker.

: Add for each artifact you control named Powerstone Shard.

Draw four cards. Then discard two cards unless you discard an instant or sorcery card.

, : Target creature gets -2/-0 until end of turn.

Search target opponent's library for a card and exile it face down. Then that player shuffles. You may play that card for as long as it remains exiled.

(: Add or .)

Prairie Stream enters the battlefield tapped unless you control two or more basic lands.

Flying, defender

As Pramikon, Sky Rampart enters the battlefield, choose left or right.

Each player may attack only the nearest opponent in the chosen direction and planeswalkers controlled by that opponent.

Deathtouch

Whenever Preacher of the Schism attacks the player with the most life or tied for most life, create a 1/1 white Vampire creature token with lifelink.

Whenever Preacher of the Schism attacks while you have the most life or are tied for most life, you draw a card and you lose 1 life.

Target creature gets +1/+0 and gains first strike until end of turn.

When Precursor Golem enters the battlefield, create two 3/3 colorless Golem artifact creature tokens.

Whenever a player casts an instant or sorcery spell that targets only a single Golem, that player copies that spell for each other Golem that spell could target. Each copy targets a different one of those Golems.

: Target creature gains flying until end of turn.

, : Destroy target creature with flying.

Until end of turn, creatures you control gain menace and "Whenever this creature deals combat damage to a player, exile the top card of that player's library face down. You may look at and play that card for as long as it remains exiled, and you may spend mana as though it were mana of any color to cast that spell."

Choose target creature you control. You gain life equal to that creature's power plus its toughness.

You may have creatures you control assign their combat damage this turn as though they weren't blocked.

When Predatory Nightstalker enters the battlefield, you may have target opponent sacrifice a creature.

Menace

As Predatory Sludge enters the battlefield, choose a permanent you don't control. When the chosen permanent is put into a graveyard from the battlefield, conjure a card named Predatory Sludge into your hand.

At the beginning of your upkeep, look at the top two cards of your library. You may sacrifice Preferred Selection and pay . If you do, put one of those cards into your hand. If you don't, put one of those cards on the bottom of your library.

Enchant creature

Enchanted creature has ": Create a 1/1 green Elf Warrior creature token."

You gain 2 life for each card in your hand.

Support 2. (Put a +1/+1 counter on each of up to two target creatures.)

Gain control of target creature until end of turn. Untap that creature. It gains haste until end of turn.

Return target spell or nonland permanent an opponent controls to its owner's hand. You may cast an instant or sorcery spell with equal or lesser mana value from your hand without paying its mana cost.

At the beginning of combat on your turn, create a green Aura enchantment token named Settlement attached to up to one target land you control. It has enchant land and "Enchanted land has ‘: Add one mana of any color.'"

Whenever Preston Garvey, Minuteman attacks, untap each enchanted permanent you control.

Until end of turn, target creature gets +2/+0 and gains "When this creature dies, return it to the battlefield under its owner's control and suspect it." (A suspected creature has menace and can't block.)

Target creature gets +2/+2 until end of turn.

Rebound (If you cast this spell from your hand, exile it as it resolves. At the beginning of your next upkeep, you may cast this card from exile without paying its mana cost.)

Price of Progress deals damage to each player equal to twice the number of nonbasic lands that player controls.

First strike

Whenever you cycle a card, Prickly Marmoset gets +2/+0 until end of turn.

You may have Pride of Lions assign its combat damage as though it weren't blocked.

Pride Sovereign gets +1/+1 for each other Cat you control.

, , Exert Pride Sovereign: Create two 1/1 white Cat creature tokens with lifelink. (An exerted creature won't untap during your next untap step.)

, Pay 3 life, Sacrifice Priest of Fell Rites: Return target creature card from your graveyard to the battlefield. Activate only as a sorcery.

Unearth (: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)

When Priest of Gix enters the battlefield, add .

At the beginning of your end step, create X 1/1 white Spirit creature tokens with flying, where X is the number of opponents who control more lands than you.