Library of Alexandria

Tap to add 1 colorless mana to your mana pool or draw a card from your library; you may use the card-drawing ability only if you have exactly seven cards in your hand.

Mana Drain

Counters target spell. At the beginning of your next main phase, add {X} to your mana pool, where X is the casting cost of target spell.

Chain Lightning

Chain Lightning deals 3 damage to target creature or player. Then that player or that creature's controller may pay {R}{R}. If the player does, he or she may copy this spell and may choose a new target for that copy.

Mishra's Factory

{T}: Add one colorless mana to your mana pool. {1}: Mishra's Factory becomes an Assembly Worker, a 2/2 artifact creature, until end of turn. Assembly Worker still counts as a land but cannot be tapped for mana the turn it comes into play. {T}: Target Assembly Worker gets +1/+1 until end of turn.

City of Brass

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

Energy Flux

All artifacts in play now require an upkeep cost of {2} in addition to any other upkeep costs they may have. If the upkeep cost for an artifact is not paid, the artifact must be discarded.

Serendib Efreet

Flying Serendib Efreet does 1 damage to you during your upkeep.

Boomerang

Return target permanent to its owner's hand.

Blood Moon

All non-basic lands are now basic mountains.

The Rack

As The Rack comes into play, choose an opponent. At the beginning of the chosen player's upkeep, The Rack deals X damage to that player, where X is 3 minus the number of cards in his or her hand.

Volcanic Island

Counts as both islands and mountains and is affected by spells that affect either. Tap to add either {U} or {R} to your mana pool.

Counterspell

Counters target spell as it is being cast.

Psionic Blast

Psionic Blast does 4 damage to any target, but it does 2 damage to you as well.

Badlands

Counts as both mountains and swamp and is affected by spells that affect either. Tap to add either {R} or {B} to your mana pool.

Mox Sapphire

Add 1 blue mana to your mana pool. Tapping this artifact can be played as an interrupt.

Red Elemental Blast

Counters a blue spell being cast or destroys a blue card in play.

Chaos Orb

{1}: Flip Chaos Orb onto the playing area from a height of at least one foot. Chaos Orb must turn completely over at least once or it is discarded with no effect. When Chaos Orb lands, any cards in play that it touches are destroyed, as is Chaos Orb.

Blue Elemental Blast

Counters target red spell being cast or destroys a red card in play.

Time Walk

Take an extra turn after this one.

Control Magic

You control target creature until enchantment is discarded or game ends. You can't tap target creature this turn, but if it was already tapped it stays tapped until you can untap it. If destroyed, target creature is put in its owner's graveyard.

Mox Jet

Add 1 black mana to your mana pool. Tapping this artifact can be played as an interrupt.

Timetwister

Set Timetwister aside in a new graveyard pile. Shuffle your hand, library, and graveyard together into a new library and draw a new hand of seven cards, leaving all cards in play where they are; opponent must do the same.

Mox Ruby

Add 1 red mana to your mana pool. Tapping this artifact can be played as an interrupt.

Mind Twist

Opponent must discard X cards at random from hand. If opponent doesn't have enough cards in hand, entire hand is discarded.

Ancestral Recall

Draw 3 cards or force opponent to draw 3 cards.

Fireball

Fireball does X damage total, divided evenly (round down) among any number of targets. Pay 1 extra mana for each target beyond the first.

Lightning Bolt

Lightning Bolt does 3 damage to one target.

Black Lotus

Adds 3 mana of any single color of your choice to your mana pool, then is discarded. Tapping this artifact can be played as an interrupt.

Demonic Tutor

You may search your library for one card and take it into your hand. Reshuffle your library afterwards.

Wheel of Fortune

Both players must discard their hands and draw seven new cards.

Earthquake

Sol Ring

Strip Mine

Shatter

Destroy target artifact.

Island

({T}: Add {U}.)