Whenever this creature attacks and isn't blocked, you may pay . If you do, destroy target artifact defending player controls and this creature assigns no combat damage this turn.

Add .

Draw a card. Scry 2.

Target creature gets +3/+3 until end of turn.

When this creature enters, you may put a basic land card from your hand onto the battlefield tapped.

: Add one mana of any color.

: Add .

Echo (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.)

Scry 1. (Look at the top card of your library. You may put that card on the bottom.)
Draw a card.

Firebolt deals 2 damage to any target.
Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Sacrifice this creature: It deals 1 damage to any target.

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

Look at the top five cards of your library. You may reveal a colorless card from among them and put it into your hand. Then put the rest on the bottom of your library in any order.

Target player mills two cards.
Draw a card.

Counter target spell unless its controller pays .

At the beginning of your upkeep, tap this creature unless you pay 1 life.

Enchant creature
Enchanted creature gets +2/+0 and has trample.
When this Aura is put into a graveyard from the battlefield, return it to its owner's hand.

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

: Destroy target noncreature artifact with mana value X.

This creature can't block.
Sacrifice a creature: Put a +1/+1 counter on this creature.

Flying

Shock deals 2 damage to any target.

Kicker (You may pay an additional as you cast this spell.)
Burst Lightning deals 2 damage to any target. If this spell was kicked, it deals 4 damage instead.

Scry 2, then draw a card. (To scry 2, look at the top two cards of your library, then put any number of them on the bottom and the rest on top in any order.)

Return target nonland permanent with mana value X to its owner's hand.
Draw a card.

: This creature gets +2/+2 until end of turn. Activate only once each turn.
Madness (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)

Choose one —
• Counter target spell if it's red.
• Destroy target permanent if it's red.

Whenever this creature mutates, put a +1/+1 counter on it.

Counter target noncreature spell unless its controller pays .

Haste
Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)

Defender (This creature can't attack.)
Sacrifice this creature: Add .
, Sacrifice this creature: It deals 2 damage to target creature it's blocking.

: Add .

, , Sacrifice this creature: Destroy target enchantment.

Look at the top three cards of target player's library, then put them back in any order. You may have that player shuffle.
Draw a card at the beginning of the next turn's upkeep.