Giant Turtle

Giant Turtle can't attack if it attacked during your last turn.

Force Spike

Counter target spell unless its controller pays {1}.

Mana Drain

Counter target spell. At the beginning of your next main phase, add an amount of {C} equal to that spell's mana value.

Psionic Blast

Psionic Blast deals 4 damage to any target and 2 damage to you.

Moss Monster

Air Elemental

Winter Blast

Tap X target creatures. Winter Blast deals 2 damage to each of those creatures with flying.

Jayemdae Tome

Barbary Apes

Aeolipile

{1}, {T}, Sacrifice Aeolipile: It deals 2 damage to any target.

Craw Wurm

Stream of Life

Copy Artifact

You may have Copy Artifact enter as a copy of any artifact on the battlefield, except it's an enchantment in addition to its other types.

Howling Mine

At the beginning of each player's draw step, if Howling Mine is untapped, that player draws an additional card.

City of Brass

Whenever City of Brass becomes tapped, it deals 1 damage to you.
{T}: Add one mana of any color.

Serendib Djinn

Flying
At the beginning of your upkeep, sacrifice a land. If you sacrifice an Island this way, Serendib Djinn deals 3 damage to you.
When you control no lands, sacrifice Serendib Djinn.

Fellwar Stone

{T}: Add one mana of any color that a land an opponent controls could produce.

Energy Flux

All artifacts have "At the beginning of your upkeep, sacrifice this artifact unless you pay {2}."

Control Magic

Enchant creature
You control enchanted creature.

Mishra's Factory

{T}: Add {C}.
{1}: Mishra's Factory becomes a 2/2 Assembly-Worker artifact creature until end of turn. It's still a land.
{T}: Target Assembly-Worker creature gets +1/+1 until end of turn.

Berserk

Cast this spell only before the combat damage step.
Target creature gains trample and gets +X/+0 until end of turn, where X is its power. At the beginning of the next end step, destroy that creature if it attacked this turn.

Steal Artifact

Enchant artifact
You control enchanted artifact.

Island

Diamond Valley

{T}, Sacrifice a creature: You gain life equal to the sacrificed creature's toughness.

Elvish Archers

Blue Elemental Blast

Choose one —
• Counter target red spell.
• Destroy target red permanent.

Sylvan Library

At the beginning of your draw step, you may draw two additional cards. If you do, choose two cards in your hand drawn this turn. For each of those cards, pay 4 life or put the card on top of your library.

Braingeyser

Juggernaut

This creature attacks each combat if able.
This creature can't be blocked by Walls.

Phantom Monster

Serendib Efreet

Flying
At the beginning of your upkeep, Serendib Efreet deals 1 damage to you.

Strip Mine

{T}: Add {C}.
{T}, Sacrifice Strip Mine: Destroy target land.

Unsummon

Return target creature to its owner's hand.

Forest

Birds of Paradise

Power Sink

Counter target spell unless its controller pays {X}. If that player doesn't, they tap all lands with mana abilities they control and lose all unspent mana.