Sinkhole

Birds of Paradise

Mox Jet

Crumble

Destroy target artifact. It can't be regenerated. That artifact's controller gains life equal to its mana value.

Sol Ring

Demonic Tutor

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

Taiga

Mox Pearl

Chaos Orb

{1}, {T}: If Chaos Orb is on the battlefield, flip Chaos Orb onto the battlefield from a height of at least one foot. If Chaos Orb turns over completely at least once during the flip, destroy all nontoken permanents it touches. Then destroy Chaos Orb.

Black Lotus

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

Swamp

Mox Ruby

Nether Void

Whenever a player casts a spell, counter it unless that player pays {3}.

Mox Emerald

Forest

Mind Twist

Target player discards X cards at random.

Paralyze

Enchant creature
When Paralyze enters, tap enchanted creature.
Enchanted creature doesn't untap during its controller's untap step.
At the beginning of the upkeep of enchanted creature's controller, that player may pay {4}. If the player does, untap the creature.

Ice Storm

Bayou

Badlands

Regrowth

Return target card from your graveyard to your hand.

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.

City of Brass

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