Mouser Foundry

When this artifact enters or leaves the battlefield, create a 1/1 colorless Robot artifact creature token.
{4}{R}, Sacrifice this artifact: It deals 3 damage to target creature.

Manhole Missile

Manhole Missile deals 3 damage to target creature. You may put a card from your hand on the bottom of your library. If you do, draw a card.

Agent Bishop, Man in Black

At the beginning of combat on your turn, put a +1/+1 counter on each of up to two target creatures.

High-Flying Ace

Flying
{3}{W}: Target creature without flying gains flying until end of turn. Activate only as a sorcery.

Novel Nunchaku

When this Equipment enters, attach it to target creature you control. When you do, equipped creature fights up to one target creature an opponent controls. (Each deals damage equal to its power to the other.)
Equipped creature gets +1/+1 and has trample.
Equip {3} ({3}: Attach to target creature you control. Equip only as a sorcery.)

Featherbrained Filcher

Flying
When this creature leaves the battlefield, create a Food token. (It's an artifact with "{2}, {T}, Sacrifice this token: You gain 3 life.")

Fugitive Droid

This creature can't be blocked if an artifact entered the battlefield under your control this turn.
{U}, Sacrifice this creature: Counter target spell that targets an artifact or creature you control.

Null Group Biological Assets

During your turn, this creature has first strike.
Whenever this creature attacks, you may discard a card. If you do, draw a card.

Bebop, Warthog Warrior

Menace (This creature can't be blocked except by two or more creatures.)
Rhinos you control have menace.
Swampcycling {2} ({2}, Discard this card: Search your library for a Swamp card, reveal it, put it into your hand, then shuffle.)

Zoo Escapees

When this creature leaves the battlefield, create a Mutagen token. (It's an artifact with "{1}, {T}, Sacrifice this token: Put a +1/+1 counter on target creature. Activate only as a sorcery.")

Guac & Marshmallow Pizza

Flash
When this artifact enters, target creature gets +2/+2 until end of turn. Untap it.
{2}, {T}, Sacrifice this artifact: You gain 3 life.

Mind Transfer Protocol

Until end of turn, target artifact or creature becomes an artifact creature with base power and toughness 4/5.
Draw a card.

Turtle Power!

Northampton Farm

{T}: Add {C}.
{1}, {T}: Exile target creature you own.
{2}, {T}, Sacrifice this land: Return a creature card exiled with this land to the battlefield under your control. Return each other card exiled with this land to its owner's hand.

Stockman, Mad Fly-entist

Flying
When Stockman enters, draw a card, then discard a card.
Islandcycling {2} ({2}, Discard this card: Search your library for an Island card, reveal it, put it into your hand, then shuffle.)

Dimension X

This land enters tapped.
When this land enters, you gain 1 life.
{T}: Add {R} or {W}.

Ice Cream Kitty

{2}, Sacrifice another creature or token: Draw a card. Activate only as a sorcery.
{2}, {T}, Sacrifice this creature: You gain 3 life.

Uneasy Alliance

Enchant creature
Enchanted creature can't attack or block.
{5}, Sacrifice this Aura: Exile enchanted creature. You create a 1/1 black Ninja creature token. Activate only as a sorcery.

Cowabunga!

Look at the top four cards of your library. You may reveal a Mutant, Ninja, Turtle, or land card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

Donatello's Technique

Sneak {U} (You may cast this spell for {U} if you also return an unblocked attacker you control to hand during the declare blockers step.)
Draw two cards.

Crustacean Commando

When this creature enters, create a Mutagen token. (It's an artifact with "{1}, {T}, Sacrifice this token: Put a +1/+1 counter on target creature. Activate only as a sorcery.")

Anchovy & Banana Pizza

When this artifact enters, destroy target creature.
{2}, {T}, Sacrifice this artifact: You gain 3 life.

Sword of Sinew and Steel

Equipped creature gets +2/+2 and has protection from black and from red.
Whenever equipped creature deals combat damage to a player, destroy up to one target planeswalker and up to one target artifact.
Equip {2}

Hamato Guardian Stance

Target creature gets +1/+3 and gains flying until end of turn. Scry 1. (Look at the top card of your library. You may put that card on the bottom.)

Courier of Comestibles

When this creature enters, you may search your library for a Food card, reveal it, put it into your hand, then shuffle. If you don't put a card into your hand this way, create a Food token. (It's an artifact with "{2}, {T}, Sacrifice this token: You gain 3 life.")

Jennika, Bad Apple Big Sister

When Jennika enters, create a 2/2 red Mutant creature token.
Plainscycling {2} ({2}, Discard this card: Search your library for a Plains card, reveal it, put it into your hand, then shuffle.)

Death in the Family

Exile target creature with mana value 3 or less.

EPF Point Squad

Alliance — Whenever another creature you control enters, put a +1/+1 counter on this creature.

Oroku Saki, Shredder Rising

Sneak {1}{B} (You may cast this spell for {1}{B} if you also return an unblocked attacker you control to hand during the declare blockers step. He enters tapped and attacking.)
Whenever Oroku Saki deals combat damage to a player, you draw a card and lose 1 life.

Dimensional Exile

Enchant basic land you control
When this Aura enters, exile target creature an opponent controls until this Aura leaves the battlefield.

Pizza Face, Gastromancer

When Pizza Face enters, create a Food token.
Disappear — At the beginning of your end step, if a permanent left the battlefield under your control this turn, put three +1/+1 counters on up to one other target artifact or creature. If it isn't a creature, it becomes a 0/0 Mutant creature in addition to its other types.
{10}, {T}, Sacrifice Pizza Face: You gain 15 life.

Action News Crew

Vigilance
Channel — {6}, Discard this card: Put a +1/+1 counter on each creature you control. Draw a card.

Old Hob, Alleycat Blues

At the beginning of combat on your turn, create a 2/2 red Mutant creature token. It gains haste until end of turn. Destroy it at the beginning of the next end step.
{1}{W}: Target attacking creature token gains indestructible until end of turn.

Henchbots

When this creature enters, exile target tapped creature an opponent controls until this creature leaves the battlefield.

Foot Ninjas

Sneak {3}{W/B} (You may cast this spell for {3}{W/B} if you also return an unblocked attacker you control to hand during the declare blockers step. It enters tapped and attacking.)
When this creature enters, you gain 3 life.

Foot Elite

Whenever this creature attacks, another target creature you control gets +1/+0 and gains indestructible until end of turn. (Damage and effects that say "destroy" don't destroy it.)

Zog, Triceraton Castaway

Reach, trample
When Zog enters, target creature can't block this turn.
Mountaincycling {2} ({2}, Discard this card: Search your library for a Mountain card, reveal it, put it into your hand, then shuffle.)

Mechanized Ninja Cavalry

When this creature enters, create a 1/1 colorless Robot artifact creature token.

Ragamuffin Raptor

When this creature enters, return up to one target creature or Food card from your graveyard to your hand.

Mouser Mark III

This creature can't attack unless you control another artifact.

Raphael, Tough Turtle

Alliance — Whenever another creature you control enters, Raphael deals 1 damage to target opponent.

Purple Dragon Punks

{T}: Add {R}. Spend this mana only to cast an artifact spell or to activate an ability.

Turncoat Kunoichi

Sneak {2}{W}{B} (You may cast this spell for {2}{W}{B} if you also return an unblocked attacker you control to hand during the declare blockers step. It enters tapped and attacking.)
When this creature enters, choose target creature an opponent controls. Exile that creature until this creature leaves the battlefield. If this creature's sneak cost was paid, instead exile the chosen creature.

Retro-Mutation

Flash
Enchant creature
Enchanted creature is a Turtle with base power and toughness 0/1. It can't attack and loses all abilities. (It also loses all other creature types.)

Slash, Reptile Rampager

Alliance — Whenever another creature you control enters, Slash deals 2 damage to each opponent.
Whenever Slash attacks, create a 2/2 red Mutant creature token.

Donatello, Turtle Techie

When Donatello enters, if you control an artifact, draw a card.

Lita, Little Orphan Amphibian

Alliance — Whenever another creature you control enters, choose one that hasn't been chosen this turn.
• Put a +1/+1 counter on Lita.
• Create a Food token. (It's an artifact with "{2}, {T}, Sacrifice this token: You gain 3 life.")
• Scry 1.

Mouser Attack!

Choose one —
• Create a 1/1 colorless Robot artifact creature token.
• Target creature gets +3/+0 and gains first strike until end of turn.

Stomped by the Foot

Kicker—Sacrifice an artifact or creature. (You may sacrifice an artifact or creature in addition to any other costs as you cast this spell.)
Target creature gets -2/-2 until end of turn. If this spell was kicked, that creature gets -5/-5 until end of turn instead.

Transdimensional Bovine

Flying
{T}: Add two mana of any one color.

Rocksteady, Crash Courser

Rocksteady can't be blocked by more than one creature.
Boars you control can't be blocked by more than one creature.
Forestcycling {2} ({2}, Discard this card: Search your library for a Forest card, reveal it, put it into your hand, then shuffle.)

East Wind Avatar

Flying, vigilance
Alliance — Whenever another creature you control enters, this creature gets +1/+0 until end of turn.

Pain 101

Until end of turn, target creature gains deathtouch and "When this creature dies, return it to the battlefield tapped under its owner's control."

Mountain

Michelangelo, Mutant BFF

Each creature you control with a counter on it can't be blocked by more than one creature.
Whenever Michelangelo enters or attacks, create a Mutagen token. (It's an artifact with "{1}, {T}, Sacrifice this token: Put a +1/+1 counter on target creature. Activate only as a sorcery.")

Donatello, Mutant Mechanic

{T}: Put three +1/+1 counters on target artifact you control. If it isn't a creature, it becomes a 0/0 Robot creature in addition to its other types. Activate only as a sorcery.
Whenever an artifact you control is put into a graveyard from the battlefield, if it had counters on it, put those counters on up to one target artifact or creature you control.

Foot Mystic

Lifelink
Disappear — When this creature enters, if a permanent left the battlefield under your control this turn, create a 1/1 black Ninja creature token.

Bespoke Bō

When this Equipment enters, return up to one other target nonland permanent to its owner's hand.
Equipped creature gets +2/+1 and has vigilance.
Equip {3} ({3}: Attach to target creature you control. Equip only as a sorcery.)

Insectoid Exterminator

Flying
Disappear — At the beginning of your end step, if a permanent left the battlefield under your control this turn, scry 1. (Look at the top card of your library. You may put that card on the bottom.)

The Last Ronin's Technique

Sneak {1}{W} (You may cast this spell for {1}{W} if you also return an unblocked attacker you control to hand during the declare blockers step.)
Create three 1/1 white Ninja Turtle Spirit creature tokens. If this spell's sneak cost was paid, they enter tapped and attacking.

Make Your Move

Destroy target artifact, enchantment, or creature with power 4 or greater.

Grounded for Life

This spell costs {3} less to cast if it targets a tapped creature.
Destroy target creature.

Turtles Forever

Search your library and/or outside the game for exactly four legendary creature cards you own with different names, then reveal those cards. An opponent chooses two of them. Put the chosen cards into your hand and shuffle the rest into your library.

Utrom Scientists

When this creature enters, tap up to one target creature and put a stun counter on it. (If a permanent with a stun counter would become untapped, remove one from it instead.)

Foot Headquarters

This land enters tapped.
When this land enters, you gain 1 life.
{T}: Add {W} or {B}.

Michelangelo, Game Master

Disappear — At the beginning of your end step, if a permanent left the battlefield under your control this turn, put a +1/+1 counter on Michelangelo.

Skateboard

When this Equipment enters, tap target permanent.
Equipped creature gets +1/+0 and has haste.
Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.)

Mutant Chain Reaction

Destroy up to one target artifact, enchantment, or creature with flying. Create a Mutagen token. (It's an artifact with "{1}, {T}, Sacrifice this token: Put a +1/+1 counter on target creature. Activate only as a sorcery.")

Primordial Pachyderm

Reach, trample
When this creature enters, you gain 2 life.

Ray Fillet, Man Ray

Flying
When Ray Fillet enters, create a Mutagen token. (It's an artifact with "{1}, {T}, Sacrifice this token: Put a +1/+1 counter on target creature. Activate only as a sorcery.")
{2}, Remove a +1/+1 counter from a creature you control: Draw a card.

Buzz Bots

Flying, vigilance
When this creature dies, draw a card.

Brilliance Unleashed

Choose one or both —
• Brilliance Unleashed deals 5 damage to target creature.
• Choose target artifact card in your graveyard. Return it to the battlefield if it's an artifact creature card. Otherwise, return it to the battlefield and it's a 3/3 Robot artifact creature with flying.

Wingnut, Bat on the Belfry

Alliance — Whenever another creature you control enters, Wingnut gains your choice of flying, menace, or haste until end of turn.
Whenever Wingnut attacks, each other attacking creature gets +1/+0 until end of turn.

Plains

Sewer-veillance Cam

Flash
When this artifact enters or leaves the battlefield, you may tap or untap target creature.
{3}{U}, Sacrifice this artifact: Draw two cards.