{2}, Sacrifice this creature: Draw a card.

This creature enters with X +1/+1 counters on it. {4}: Put a +1/+1 counter on this creature. When this creature dies, draw a card for each +1/+1 counter on it.

Defender {T}: Creatures you control gain haste until end of turn.

This creature enters with X +1/+1 counters on it. When this creature dies, create a 1/1 colorless Thopter artifact creature token with flying for each +1/+1 counter on this creature. {1}, {T}: Put a +1/+1 counter on this creature.

Haste (This creature can attack and {T} as soon as it comes under your control.) {1}: This creature can't be blocked this turn except by creatures with haste. {2}, {T}, Sacrifice this creature: You gain 3 life.

This creature doesn't untap during your untap step. {2}, {Q}: Put a +1/+1 counter on this creature. ({Q} is the untap symbol.)

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

{3}, Sacrifice this creature: Search your library for up to two basic land cards, put them onto the battlefield tapped, then shuffle.

{4}, Sacrifice this creature: You may put an artifact card from your hand onto the battlefield.

This creature enters with X +1/+1 counters on it. Remove a +1/+1 counter from this creature: Add {C}{C}. Spend this mana only to activate abilities. {1}, {T}: Put a +1/+1 counter on this creature.

{T}, Discard your hand, Sacrifice this creature: Add three mana of any one color. Activate only as an instant.

{1}: Add one mana of any color. Activate only once each turn. {2}, Exile this card from your graveyard: Exile target card from a graveyard.

{2}, Exile this card from your graveyard: Create a Treasure token. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.")

{T}: Add {C}. ({C} represents colorless mana.)

{T}: Add {C}.

{T}, Mill a card: Add {C}. (To mill a card, put the top card of your library into your graveyard.)

Toxic 1 (Players dealt combat damage by this creature also get a poison counter.) {T}, Pay 2 life: Add one mana of any color.

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

Defender {T}: Add {C}{C}. Spend this mana only to activate abilities. {2}, {T}: When you next activate an exhaust ability that isn't a mana ability this turn, copy it. You may choose new targets for the copy.

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

{1}: Add one mana of any color. Activate only once each turn.

Reach {1}: Add one mana of any color. Activate only once each turn.

Defender {1}: Add one mana of any color. Activate only once each turn.

Changeling (This card is every creature type.) {1}: Add one mana of any color. Activate only once each turn.

This creature enters with two -1/-1 counters on it. {3}, {T}: Remove a -1/-1 counter from target creature.

{1}, {T}: Put a +1/+1 counter on this creature.

{T}: Put a charge counter on target artifact. Sacrifice this creature: Put two charge counters on target artifact.

{2}, {T}: Put a +1/+1 counter on this creature and a +1/+1 counter on up to one target commander creature you control.

{T}: Put a +1/+1 counter on each artifact creature you control.

Defender This creature gets +2/+0 as long as you control an Island. {2}, {T}: Surveil 1. (Look at the top card of your library. You may put that card into your graveyard.)

Changeling (This card is every creature type.) Reach {2}: Put target card from your graveyard on the bottom of your library.

{T}: Target Assembly-Worker creature gets +1/+1 until end of turn.

This creature doesn't untap during your untap step. At the beginning of your upkeep, you may pay {1}. If you do, untap this creature.

{2}: Target black creature gains wither until end of turn. (It deals damage to creatures in the form of -1/-1 counters.)

{2}: Target red creature gains haste until end of turn.

{3}: This creature gets +1/+0 until end of turn.

{4}: This creature gets +2/+0 and gains flying until end of turn.

{2}, {T}: Shuffle your library.

Flying, vigilance {2}, {T}, Sacrifice this creature: Destroy another target artifact. Activate only as a sorcery.

As an additional cost to cast this spell, discard a card. {4}: This creature deals 1 damage to target creature. Persist (When this creature dies, if it had no -1/-1 counters on it, return it to the battlefield under its owner's control with a -1/-1 counter on it.)

{5}, {T}, Sacrifice this creature: It deals 3 damage to any target.

This creature enters with a +1/+1 counter on it. {1}, Remove a +1/+1 counter from this creature: It deals 1 damage to any target.