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.

Fellwar Stone

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

Rocket Launcher

{2}: Rocket Launcher deals 1 damage to any target. Destroy Rocket Launcher at the beginning of the next end step. Activate only if you've controlled Rocket Launcher continuously since the beginning of your most recent turn.

Mox Ruby

City of Brass

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

Volcanic Island

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.

Serra Angel

Flying
Vigilance (Attacking doesn't cause this creature to tap.)

Swords to Plowshares

Exile target creature. Its controller gains life equal to its power.

Red Elemental Blast

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

Plains

Island

Disenchant

Library of Alexandria

{T}: Add {C}.
{T}: Draw a card. Activate only if you have exactly seven cards in hand.

Counterspell

Time Walk

Recall

Discard X cards, then return a card from your graveyard to your hand for each card discarded this way. Exile Recall.

Mox Emerald

Moat

Sol Ring

Ancestral Recall

Braingeyser

Black Lotus

{T}, Sacrifice Black Lotus: Add three mana of any one color.

Mind Twist

Target player discards X cards at random.

Fireball

This spell costs {1} more to cast for each target beyond the first.
Fireball deals X damage divided evenly, rounded down, among any number of targets.

Mox Pearl

Strip Mine

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

Blue Elemental Blast

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

Mox Sapphire

Tundra

Regrowth

Return target card from your graveyard to your hand.

Timetwister

Each player shuffles their hand and graveyard into their library, then draws seven cards. (Then put Timetwister into its owner's graveyard.)

Demonic Tutor

Search your library for a card, put that card into your hand, then shuffle.

Basalt Monolith

Basalt Monolith doesn't untap during your untap step.
{T}: Add {C}{C}{C}.
{3}: Untap Basalt Monolith.

Mox Jet

Divine Offering

Destroy target artifact. You gain life equal to its mana value.

Circle of Protection: Red

{1}: The next time a red source of your choice would deal damage to you this turn, prevent that damage.

Power Artifact

Enchant artifact
Enchanted artifact's activated abilities cost {2} less to activate. This effect can't reduce the mana in that cost to less than one mana.