Flying
You can't lose the game and your opponents can't win the game.

Defender (This creature can't attack.)

Metalcraft — Ardent Recruit gets +2/+2 as long as you control three or more artifacts.

Metalcraft — : Tap target artifact, creature, or land. Activate only if you control three or more artifacts.

: Add .

When Myr Retriever dies, return another target artifact card from your graveyard to your hand.

: Add .

When Trinket Mage enters, you may search your library for an artifact card with mana value 1 or less, reveal that card, put it into your hand, then shuffle.

Other blue creatures you control get +1/+1.
: Target artifact creature becomes blue until end of turn.
Tap an untapped blue creature you control: Add . Spend this mana only to cast artifact spells or activate abilities of artifacts.

No more than one creature can attack each combat.
No more than one creature can block each combat.

Vigilance
When Glimmerpoint Stag enters, exile another target permanent. Return that card to the battlefield under its owner's control at the beginning of the next end step.

Flying
Metalcraft — : Exile Argent Sphinx. Return it to the battlefield under your control at the beginning of the next end step. Activate only if you control three or more artifacts.

, Sacrifice three artifacts: Search your library for an artifact card, put it onto the battlefield, then shuffle.

Defender
Metalcraft — As long as you control three or more artifacts, Spire Serpent gets +2/+2 and can attack as though it didn't have defender.

Flash (You may cast this spell any time you could cast an instant.)
Vigilance
Indestructible (Damage and effects that say "destroy" don't destroy this creature. If its toughness is 0 or less, it's still put into its owner's graveyard.)

Imprint — When Duplicant enters, you may exile target nontoken creature.
As long as a card exiled with Duplicant is a creature card, Duplicant has the power, toughness, and creature types of the last creature card exiled with Duplicant. It's still a Shapeshifter.

Flying

Flying
Indestructible (Damage and effects that say "destroy" don't destroy this creature.)

Equipped creature gets +2/+0.
Equip

Equipped creature gets +0/+6.
Equip (: Attach to target creature you control. Equip only as a sorcery. This card enters unattached and stays on the battlefield if the creature leaves.)

Put target attacking creature on the bottom of its owner's library. Its controller gains life equal to its toughness.

Tap target creature.
Metalcraft — If you control three or more artifacts, exile that creature.

Search your library for an Equipment card, reveal that card, put it into your hand, then shuffle.

Equipped creature has shroud. (It can't be the target of spells or abilities.)
: Attach Neurok Stealthsuit to target creature you control.
Equip (: Attach to target creature you control. Equip only as a sorcery.)

: Add .
: Add or . Talisman of Progress deals 1 damage to you.

Equipped creature gets +1/+0 and has first strike.
Equip

Destroy target artifact creature or black creature. It can't be regenerated.

Prevent the next 3 damage that would be dealt to target creature this turn. For each 1 damage prevented this way, put a +1/+1 counter on that creature.

Creatures your opponents control get -2/-0 until end of turn.

As long as Thunderstaff is untapped, if a creature would deal combat damage to you, prevent 1 of that damage.
, : Attacking creatures get +1/+0 until end of turn.

Enchant creature
Enchanted creature can't attack or block, and its activated abilities can't be activated.

Draw three cards. Then discard two cards unless you discard an artifact card.

Metalcraft — This spell costs less to cast if you control three or more artifacts.
Counter target spell.

Create X 2/2 white Cat creature tokens. Shuffle White Sun's Zenith into its owner's library.

: Add .

: Add .
: Blinkmoth Nexus becomes a 1/1 Blinkmoth artifact creature with flying until end of turn. It's still a land.
, : Target Blinkmoth creature gets +1/+1 until end of turn.

Coastal Tower enters tapped.
: Add or .

Forbidding Watchtower enters tapped.
: Add .
: Forbidding Watchtower becomes a 1/5 white Soldier creature until end of turn. It's still a land.

: Add .

, Sacrifice Terramorphic Expanse: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

(: Add .)

(: Add .)

, Sacrifice Phyrexian Plaguelord: Target creature gets -4/-4 until end of turn.
Sacrifice a creature: Target creature gets -1/-1 until end of turn.

Sacrifice Fume Spitter: Put a -1/-1 counter on target creature.

When Myr Sire dies, create a 1/1 colorless Phyrexian Myr artifact creature token.

Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)
: Add .

When Viridian Emissary dies, you may search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

Sacrifice a creature: Phyrexian Ghoul gets +2/+2 until end of turn.

Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)
Whenever a creature dealt damage by Rot Wolf this turn dies, you may draw a card.

Wither (This deals damage to creatures in the form of -1/-1 counters.)
Whenever a creature an opponent controls with a -1/-1 counter on it dies, you may return that card to the battlefield under your control.

Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)
When Viridian Corrupter enters, destroy target artifact.

Fear (This creature can't be blocked except by artifact creatures and/or black creatures.)
Whenever a player casts a spell, sacrifice a creature.

Flying
Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)
Sacrifice a creature: Flesh-Eater Imp gets +1/+1 until end of turn.

When Symbiotic Elf dies, create two 1/1 green Insect creature tokens.

When Soul Snuffers enters, put a -1/-1 counter on each creature.

When Mitotic Slime dies, create two 2/2 green Ooze creature tokens. They have "When this creature dies, create two 1/1 green Ooze creature tokens."

, Sacrifice a creature: Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)
Phyrexian Juggernaut attacks each combat if able.

, Sacrifice a creature: Target creature gets +2/+2 until end of turn. Another target creature gets -2/-2 until end of turn.

When Protean Hulk dies, search your library for any number of creature cards with total mana value 6 or less, put them onto the battlefield, then shuffle.

Each player sacrifices a creature.

When Contagion Clasp enters, put a -1/-1 counter on target creature.
, : Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Living weapon (When this Equipment enters, create a 0/0 black Phyrexian Germ creature token, then attach this to it.)
Equipped creature gets +0/+1 and has "Sacrifice this creature: This creature deals 1 damage to any target."
Equip

Sacrifice a creature: Put a charge counter on Spawning Pit.
, Remove two charge counters from Spawning Pit: Create a 2/2 colorless Spawn artifact creature token.

Each player puts a creature card from their graveyard onto the battlefield.

Sacrifice a creature: Add one mana of any color.

Return up to two target creature cards from your graveyard to your hand.

Destroy target artifact or creature. It can't be regenerated.

Equipped creature gets +2/+2 and has infect. (It deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)
Whenever Grafted Exoskeleton becomes unattached from a permanent, sacrifice that permanent.
Equip

When Diabolic Servitude enters, return target creature card from your graveyard to the battlefield.
When the creature put onto the battlefield with Diabolic Servitude dies, exile it and return Diabolic Servitude to its owner's hand.
When Diabolic Servitude leaves the battlefield, exile the creature put onto the battlefield with Diabolic Servitude.

Each player sacrifices two creatures.

Sacrifice any number of artifacts, creatures, and/or lands. Draw a card for each permanent sacrificed this way.

Until end of turn, creatures you control get +1/+1 and gain trample and infect. (Creatures with infect deal damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)

Destroy target creature, then proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Choose one —
• Create a 5/5 green Beast creature token.
• Create five 1/1 green Insect creature tokens.
Entwine (Choose both if you pay the entwine cost.)

Put X -1/-1 counters on each creature. Shuffle Black Sun's Zenith into its owner's library.

: Add .
: Add or . Activate only if you control a Swamp.

(: Add .)

(: Add .)