Once each turn, when you cast a black spell with mana value less than your devotion to black, you may draw a card and lose 1 life.

When Phenax's Touch enters, each opponent discards a card and loses 1 life.
{1}{B}, Sacrifice Phenax's Touch: You draw a card and you lose 1 life.

Whenever Phenax or another Rogue you control deals damage to a player or planeswalker, each player mills two cards.
{1}{U}{B}, Exile five other cards from your graveyard: Return Phenax from your graveyard to the battlefield transformed. Activate only as a sorcery.

Indestructible
As long as your devotion to blue and black is less than seven, Phenax isn't a creature.
At the beginning of each end step, each opponent mills X cards, where X is the number of cards put into their graveyard from anywhere this turn. You gain life equal to the number of cards milled this way.

Vigilance
Whenever Pheres-Band Huntmaster becomes the target of a spell or ability you control, put a +1/+1 counter on it. You gain 2 life.

Whenever Phlage enters or attacks, Phlage deals 2 damage divided as you choose among one or two targets. Draw a card.
{U}{U}{R}{R}: Return Phlage from your graveyard to the battlefield, then put it on the bottom of its owner's library. Activate only as a sorcery.

At the beginning of your end step, if you control three or more untapped lands, you draw a card and you lose 1 life.

First strike
When Photon Collector enters, scry 2.

When Photonic Cobra dies, create a 1/1 red and green Elemental creature token.

Deathtouch
When Phyto's Offshoot enters, you may exile any number of permanent cards from your graveyard. When you do, target opponent reveals that many cards from their hand. You choose one of them. That player discards that card.

Whenever one or more cards leave your graveyard, put a +1/+1 counter on Phyto, Caverns Scourge, then each opponent loses life equal to half its power, rounded up. This ability triggers only once each turn.
{X}{X}{B}{G}, Exile Phyto, Caverns Scourge from your graveyard: Return X other target permanent cards from your graveyard to your hand.

Deathtouch
Whenever Pidae Raider deals combat damage to a player, create a Treasure token.

This spell costs {1} less to cast for each counter among permanents you control.
Ward {2}

Landfall — Whenever a land you control enters, Pitfall Pincher deals 1 damage to any target. If that target is a creature, it blocks this turn if able.

Enchant artifact, creature, or planeswalker
When you control a permanent with mana value greater than enchanted permanent's mana value, exile enchanted permanent.

When Plasma Armory enters or leaves the battlefield, create a Weapon token.
{2}, Sacrifice Plasma Armory: Draw a card.

When Plasma Elite enters, create two Weapon tokens, then attach them to Plasma Elite.

Flying, haste
When Plasmana Hellkite enters, it deals 2 damage to any target and 1 damage to any other target.

Return a land you control to its owner's hand: Plated Tunneler gets +1/+0 and gains menace until end of turn.

When Player Band enters, create a 2/3 colorless Bard creature token, then attach Player Band to it.
Equipped creature gets +1/+1.
{1}, Unattach Player Band: Tap equipped creature. It gains hexproof until end of turn.
Equip {3}

Landfall — Whenever a land you control enters, Plucky Trainer gets +2/+2 until end of turn.

Once each turn, when you activate a creature, you may create a tapped token that's a copy of it, except it's a 1/1 Toy in addition to its other types and it isn't legendary.

Enchant creature
Enchanted creature has “At the beginning of your upkeep, sacrifice a creature. If you can't, you lose 3 life.”

When Poisoned Rose enters, create a Berry token.
{B}, Sacrifice a Berry: Target creature gets -1/-1 until end of turn. You can't activate this ability during combat.