Thorn of Amethyst

Noncreature spells cost {1} more to cast.

Lodestone Golem

Nonartifact spells cost {1} more to cast.

Feroz's Ban

Pyrostatic Pillar

Whenever a player casts a spell with mana value 3 or less, Pyrostatic Pillar deals 2 damage to that player.

Damping Matrix

Activated abilities of artifacts and creatures can't be activated unless they're mana abilities.

Damping Engine

A player who controls more permanents than each other player can't play lands or cast artifact, creature, or enchantment spells. That player may sacrifice a permanent of their choice for that player to ignore this effect until end of turn.

Damping Sphere

If a land is tapped for two or more mana, it produces {C} instead of any other type and amount.
Each spell a player casts costs {1} more to cast for each other spell that player has cast this turn.

Rug of Smothering

Flying
Whenever a player casts a spell, they lose 1 life for each spell they've cast this turn.

Keranos, God of Storms

Indestructible
As long as your devotion to blue and red is less than seven, Keranos isn't a creature.
Reveal the first card you draw on each of your turns. Whenever you reveal a land card this way, draw a card. Whenever you reveal a nonland card this way, Keranos deals 3 damage to any target.

Arcane Laboratory

Each player can't cast more than one spell each turn.

Aether Flash

Whenever a creature enters, Aether Flash deals 2 damage to it.

Dissipation Field

Whenever a permanent deals damage to you, return it to its owner's hand.

Blood Moon

Mana Breach

Whenever a player casts a spell, that player returns a land they control to its owner's hand.

Arena of the Ancients

Legendary creatures don't untap during their controllers' untap steps.
When Arena of the Ancients enters, tap all legendary creatures.

God-Pharaoh's Statue

Spells your opponents cast cost {2} more to cast.
At the beginning of your end step, each opponent loses 1 life.

Imi Statue

Players can't untap more than one artifact during their untap steps.

Frozen Aether

Artifacts, creatures, and lands your opponents control enter tapped.

Circle of Flame

Whenever a creature without flying attacks you or a planeswalker you control, Circle of Flame deals 1 damage to that creature.

Dream Tides

Creatures don't untap during their controllers' untap steps.
At the beginning of each player's upkeep, that player may choose any number of tapped nongreen creatures they control and pay {2} for each creature chosen this way. If the player does, untap those creatures.

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