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.

When Polygraph Orb enters, look at the top four cards of your library. Put two of them into your hand and the rest into your graveyard. You lose 2 life.

, , Collect evidence 3: Each opponent loses 3 life unless they discard a card or sacrifice a creature. (To collect evidence 3, exile cards with total mana value 3 or greater from your graveyard.)

Until end of turn, each creature target player controls loses all abilities and becomes a blue Frog with base power and toughness 1/1.

Enrage — Whenever Polyraptor is dealt damage, create a token that's a copy of Polyraptor.

When Pond Prophet enters, draw a card.

When Pondering Mage enters, look at the top three cards of your library, then put them back in any order. You may shuffle. Draw a card.

Extort (Whenever you cast a spell, you may pay . If you do, each opponent loses 1 life and you gain that much life.)

Other creatures you control have extort. (If a creature has multiple instances of extort, each triggers separately.)

, , 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 a card.

Learn. (You may reveal a Lesson card you own from outside the game and put it into your hand, or discard a card to draw a card.)

Whenever you cast an instant or sorcery spell, create a 2/2 black Zombie creature token with decayed. (It can't block. When it attacks, sacrifice it at end of combat.)

At the beginning of your upkeep, if you control three or more creature tokens, you may transform Poppet Stitcher.

Commander creatures you own have "Whenever one or more creatures you control deal combat damage to a player, goad target creature that player controls." (Until your next turn, that creature attacks each combat if able and attacks a player other than you if able.)

( can be paid with either or 2 life.)

First strike

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.)

: This creature deals X damage to any target, where X is the number of times this creature has mutated.

At the beginning of your upkeep, destroy the creature with the least power. It can't be regenerated. If two or more creatures are tied for least power, you choose one of them.

When there are no creatures on the battlefield, sacrifice Porphyry Nodes.

Port of Karfell enters tapped.

: Add .

, , Sacrifice Port of Karfell: Mill four cards, then return a creature card from your graveyard to the battlefield tapped. (To mill a card, put the top card of your library into your graveyard.)

As Port Town enters, you may reveal a Plains or Island card from your hand. If you don't, Port Town enters tapped.

: Add or .

Flash

When Portal Mage enters during the declare attackers step, you may reselect which player or permanent target attacking creature is attacking. (It can't attack its controller or their permanents.)

, : Return target creature you control and each Aura attached to it to their owners' hands. Activate only during your turn.

Whenever a creature enters, 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.

Look at the top three cards of target player's library, then put them back in any order. You may have that player shuffle.

Draw a card at the beginning of the next turn's upkeep.

Reveal the top X cards of your library. For each card type, you may exile a card of that type from among them. Put the rest into your graveyard. You may cast a spell from among the exiled cards without paying its mana cost if you exiled four or more cards this way. Then put the rest of the exiled cards into your hand.

Portrait of Michiko gets +1/+1 for each artifact and/or enchantment you control.

First strike

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

, Discard a card: Put three +1/+1 counters on Possessed Goat and it becomes a black Demon in addition to its other colors and types. Activate only once.

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 of their choice 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.

When Potion of Healing enters, draw a card.

, , Sacrifice Potion of Healing: You gain 3 life.

Flying

Whenever a creature dies, you may roll a six-sided die. If you roll a 1, sacrifice Poultrygeist. Otherwise, put a +1/+1 counter on Poultrygeist.

Flash

Kicker (You may pay an additional as you cast this spell.)

First strike

If Pouncing Kavu was kicked, it enters with two +1/+1 counters on it and with haste.

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.

Squad (As an additional cost to cast this spell, you may pay any number of times. When this creature enters, create that many tokens that are copies of it.)

When Powder Ganger enters, destroy up to one target artifact.

Domain — , : Target creature gets +1/+1 until end of turn for each basic land type among lands you control.

, Remove a counter from a permanent you control: Choose one —

• Put a charge counter on target artifact.

• Put a +1/+1 counter on target creature.

Equipped creature has trample and "Whenever this creature deals combat damage to a player, put that many +1/+1 counters on it."

Equip

: Target creature gets +1/+1 and gains flying, first strike, and trample until end of turn.

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 their choice of the top or bottom of their library.

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

Counter target spell unless its controller pays . If that player doesn't, they tap all lands with mana abilities they control and lose all unspent mana.

Enchant enchantment

At the beginning of the upkeep of enchanted enchantment's controller, that player loses 2 life unless they pay .

Cycling (, Discard this card: Draw a card.)

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.

When Powerstone Engineer dies, create a tapped Powerstone token. (It's an artifact with ": Add . This mana can't be spent to cast a nonartifact spell.")

Whenever a creature attacks or blocks, Powerstone Minefield deals 2 damage to it.

Each player loses a third of their life, then discards a third of the cards in their hand, then sacrifices a third of the creatures they control of their choice, then sacrifices a third of the lands they control of their choice. Round up each time.

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.

Lifelink

At the beginning of your end step, if you haven't cast a spell from your hand this turn, put a +1/+1 counter on Prairie Dog.

: Until end of turn, if you would put one or more +1/+1 counters on a creature you control, put that many plus one +1/+1 counters on it instead.

Flying, defender

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

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