Stony Silence

Activated abilities of artifacts can't be activated.

Snapcaster Mage

Flash When Snapcaster Mage enters the battlefield, target instant or sorcery card in your graveyard gains flashback until end of turn. The flashback cost is equal to its mana cost. (You may cast that card from your graveyard for its flashback cost. Then exile it.)

Sulfur Falls

Sulfur Falls enters the battlefield tapped unless you control an Island or a Mountain. {T}: Add {U} or {R} to your mana pool.

Serum Visions

Draw a card. Scry 2 (Look at the top two cards of your library. Put any number of them on the bottom of your library and the rest on top of it in any order.)

Electrolyze

Electrolyze deals 2 damage divided as you choose among any number of target creatures and/or players. Draw a card.

Cryptic Command

Rest in Peace

When Rest in Peace enters the battlefield, exile all cards from all graveyards. If a card or token would be put into a graveyard from anywhere, exile it instead.

Sphinx's Revelation

You gain X life and draw X cards.

Supreme Verdict

Supreme Verdict can't be countered. Destroy all creatures.

Ajani Vengeant

+1: Target permanent doesn't untap during its controller's next untap step. -2: Ajani Vengeant deals 3 damage to target creature or player and you gain 3 life. -7: Destroy all lands target player controls.

Lightning Helix

Lightning Helix deals 3 damage to target creature or player and you gain 3 life.

Mana Leak

Counter target spell unless its caster pays an additional {3}.

Think Twice

Draw a card. Flashback {2}{U} (You may play this card from your graveyard for its flashback cost. Then remove it from the game.)

Lightning Bolt

Lightning Bolt does 3 damage to one target.

Path to Exile

Exile target creature. Its controller may search his or her library for a basic land card, put that card onto the battlefield tapped, then shuffle his or her library.

Celestial Colonnade

Celestial Colonnade enters the battlefield tapped. {T}: Add {W} or {U} to your mana pool. {3}{W}{U}: Until end of turn, Celestial Colonnade becomes a 4/4 white and blue Elemental creature with flying and vigilance. It's still a land.

Spreading Seas

Enchant land When Spreading Seas enters the battlefield, draw a card. Enchanted land is an Island.

Flooded Strand

Sacred Foundry

Scalding Tarn

Steam Vents

Dispel

Ghost Quarter

Cascade Bluffs

Tectonic Edge

Blessed Alliance

Nimble Obstructionist

Glacial Fortress

Hallowed Fountain

({T}: Add {W} or {U}.) As Hallowed Fountain enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

Negate

Counter target noncreature spell.

Plains

({T}: Add {W}.)

Island

({T}: Add {U}.)