Gloom

White spells cost {3} more to cast.
Activated abilities of white enchantments cost {3} more to activate.

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.

Swamp

Red Elemental Blast

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

City of Brass

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

Lightning Bolt

Lightning Bolt deals 3 damage to any target.

Mox Jet

Sol Ring

Uthden Troll

Golgothian Sylex

{1}, {T}: Each nontoken permanent with a name originally printed in the Antiquities expansion is sacrificed by its controller.

Black Lotus

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

Hymn to Tourach

Target player discards two cards at random.

Nevinyrral's Disk

Nevinyrral's Disk enters tapped.
{1}, {T}: Destroy all artifacts, creatures, and enchantments.

Mox Ruby

Mountain

Chain Lightning

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

Strip Mine

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

Badlands

Shatter

Shatterstorm

Destroy all artifacts. They can't be regenerated.

Dark Ritual

Demonic Tutor

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

Khabál Ghoul

At the beginning of each end step, put a +1/+1 counter on Khabál Ghoul for each creature that died this turn.

Hammerheim

{T}: Add {R}.
{T}: Target creature loses all landwalk abilities until end of turn.

Blood Moon

Wheel of Fortune

Each player discards their hand, then draws seven cards.

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.

Will-o'-the-Wisp

Flying (This creature can't be blocked except by creatures with flying or reach.)
{B}: Regenerate Will-o'-the-Wisp. (The next time this creature would be destroyed this turn, it isn't. Instead tap it, remove all damage from it, and remove it from combat.)

Mind Twist

Target player discards X cards at random.

Shivan Dragon

Flying (This creature can't be blocked except by creatures with flying or reach.)
{R}: Shivan Dragon gets +1/+0 until end of turn.

Sedge Troll

Sedge Troll gets +1/+1 as long as you control a Swamp.
{B}: Regenerate Sedge Troll.