Sphere of Resistance

All spells cost an additional {1} to play.

Damping Matrix

Activated abilities of artifacts and creatures can't be played unless they're mana abilities.

Cabal Therapy

Name a nonland card. Target player reveals his or her hand and discards all cards with that name. Flashback-Sacrifice a creature. (You may play this card from your graveyard for its flashback cost. Then remove it from the game.)

Pernicious Deed

{X}, Sacrifice Pernicious Deed: Destroy each artifact, creature, and enchantment with converted mana cost X or less.

Diabolic Edict

Target player sacrifices a creature.

Llanowar Wastes

{T}: Add {1} to your mana pool. {T}: Add {B} or {G} to your mana pool. Llanowar Wastes deals 1 damage to you.

Birds of Paradise

Flying {T}: Add one mana of any color to your mana pool. This ability is played as an interrupt.

Llanowar Elves

Tap to add green mana to your mana pool. This tap can be played as an interrupt.

Phyrexian Negator

Trample Whenever Phyrexian Negator is dealt damage, sacrifice a permanent for each 1 damage dealt to it.

Treetop Village

Treetop Village comes into play tapped. {T}: Add one green mana to your mana pool. {1}{G}: Treetop Village becomes a 3/3 green creature with trample until end of turn. This creature still counts as a land.

Vampiric Tutor

Pay 2 life: Search your library for any one card. Shuffle your library, then put that card on top of your library.

Uktabi Orangutan

When Uktabi Orangutan comes into play destroy target artifact.

Smother

Destroy target creature with converted mana cost 3 or less. It can't be regenerated.

Viridian Shaman

Naturalize

Destroy target artifact or enchantment.

Duress

Target opponent reveals their hand. You choose a noncreature, nonland card from it. That player discards that card.

Swamp

({T}: Add {B}.)

Forest

({T}: Add {G}.)