Library ninjutsu (, Shuffle an unblocked attacker you control into its owner's library: Put this card onto the battlefield from your library tapped and attacking. Activate only while searching your library.)
Whenever Panglacial Shinobi deals combat damage to a player, draw a card.

Wary Zone Guard enters tapped.
Survival — At the beginning of your second main phase, if Wary Zone Guard is tapped, return up to one target land card from your graveyard to the battlefield. Wary Zone Guard perpetually gets +1/+1.

Whenever this creature deals combat damage to a player, you may destroy target creature facing left in its art. (Creatures without faces don't face anywhere.)

Whenever this creature attacks, mill two cards. For each creature card milled this way, create a 1/1 green Saproling creature token.

, Remove a counter from a permanent you control: Create a 1/1 colorless Gnome artifact creature token.
, Sacrifice an artifact: Choose any kind of counter a printed card refers to, then put one of that counter on target permanent.

First strike
Whenever The Ghoul or another nontoken Zombie or Mutant you control dies, target player gets two rad counters. If that player is you, create a Treasure token.

As this artifact enters, choose a watermark.
Creatures you control with the chosen watermark get +1/+1.

Enchant creature
When this Aura enters, suspect enchanted creature. (It has menace and can't block.)
Enchanted creature gets +2/+2 and is goaded. (It attacks each combat if able and attacks a player other than you if able.)

Bedtime story (Don't put a lore counter on this Saga as it enters. Put a lore counter on it at the beginning of your end step rather than your main phase. Sacrifice after III.)
I — Create two 1/1 blue Merfolk creature tokens.
II — Put a flying counter on each tapped creature you control.
III — Draw a card for each creature you control that dealt combat damage to a player this turn.

As long as you control exactly one creature, that creature has vigilance and ward .
Whenever a creature you control attacks alone, seek two nonland cards, then discard a card.

Skip your untap step.
At the beginning of your upkeep, you may pay X life. If you do, untap X permanents.
Pay ½ life: Exile the top card of your library face down. Put that card into your hand at the beginning of the next end step.

Draw two cards. Then you may exile an instant or sorcery card from your hand. If you do, search your hand and library for any number of cards with the same name, exile them, then shuffle. Seek an instant or sorcery card for each card exiled from your hand this way.

Whenever this creature deals combat damage to a player, that player reveals the top card of their library. Put that card into your hand and you lose life equal to its mana value.

At the beginning of your end step, you may pay . When you do, target artifact card in your graveyard perpetually gains "This spell costs less to cast." If it's a creature or Vehicle card, it perpetually gets +2/+2. Put it into your library second from the top.

Vigilance, menace, lifelink
Precious (You can have two commanders if the other one is a legendary noncreature artifact.)
As long as you control your Precious, Ormacar gets +X/+X, where X is the mana value of your Precious.

Trample
When Mephidross Slime dies, conjure a card named Mephidross Slime into your graveyard. Perpetually double the power and toughness of Mephidross Slime and that card, then shuffle them into their owner's library.

When Robo-Piñata dies, choose one —
• You get {TK}{TK}.
• You may put a sticker on a nonland permanent you own.

You gain X plus 1 life, where X is the number of green creatures on the battlefield.

Cumulative upkeep—Say "Toy Boat" quickly. (At the beginning of your upkeep, put an age counter on this creature, then sacrifice it unless you say "Toy Boat" once for each age counter on it—without pausing between or fumbling it.)

Warlocks you control have "Ward—Pay 2 life."

At the beginning of each combat, Sproutwatch Dryad gains flying until end of turn if a creature you control or a card in your hand has flying. The same is true for first strike, double strike, deathtouch, haste, hexproof, indestructible, lifelink, menace, reach, trample, and vigilance.

When Uthgardt Fury enters the battlefield, it deals 4 damage to any target.
Damage isn't removed from creatures your opponents control during cleanup steps.

Put a +1/+1 counter on target creature, then double the number of +1/+1 counters on it. You gain life equal to the number of +1/+1 counters on that creature.

Double strike, reach, trample
Ward
, Exile Wilson, Ardent Bear from your graveyard: Target creature you control perpetually gains double strike. Activate only as a sorcery.

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

Whenever one or more Humans and/or Warriors you control enter, conjure a card named Utility Knife onto the battlefield. This ability triggers only once each turn.

Jovial Evil deals X damage to target opponent, where X is twice the number of white creatures that player controls.

This artifact enters tapped.
, , Sacrifice this artifact: X target creatures with power 2 or less can't be blocked this turn.

Whenever you cast a Spirit or Arcane spell, you may put a ki counter on this creature.
At the beginning of the end step, if there are two or more ki counters on this creature, you may flip it.

Whenever another nontoken Ooze creature you control dies, create two tokens that are copies of that creature, except they're 2/2 and they aren't legendary.

Whenever another creature enters, you may stand up and say in a deep, booming voice, "Presenting . . . " and that creature's name. If you do, put a +1/+1 counter on that creature.

You get {TK}{TK}, then you may put a sticker on a nonland permanent you own. Target creature you control deals damage equal to its power to target creature you don't control.

: Add for each Crossbreed Labs watermark among permanents you control.

At the beginning of your upkeep, each opponent loses 3 life unless that player sacrifices a nonland permanent or discards a card.

: Untap target land.