Spore Cloud

Tap all blocking creatures. Prevent all combat damage that would be dealt this turn. Each attacking creature and each blocking creature doesn’t untap during its controller’s next untap step.

High Tide

Until end of turn, whenever a player taps an Island for mana, that player adds an additional .

Seasinger

When you control no Islands, sacrifice Seasinger.
You may choose not to untap Seasinger during your untap step.
: Gain control of target creature whose controller controls an Island for as long as you control Seasinger and Seasinger remains tapped.

Vodalian War Machine

Defender (This creature can’t attack.)
Tap an untapped Merfolk you control: Vodalian War Machine can attack this turn as though it didn’t have defender.
Tap an untapped Merfolk you control: Vodalian War Machine gets +2/+1 until end of turn.
When Vodalian War Machine dies, destroy all Merfolk tapped this turn to pay for its abilities.

Disenchant

Destroy target artifact or enchantment.

Mishra’s War Machine

Banding (Any creatures with banding, and up to one without, can attack in a band. Bands are blocked as a group. If any creatures with banding you control are blocking or being blocked by a creature, you divide that creature’s combat damage, not its controller, among any of the creatures it’s being blocked by or is blocking.)
At the beginning of your upkeep, Mishra’s War Machine deals 3 damage to you unless you discard a card. If Mishra’s War Machine deals damage to you this way, tap it.

Crystal Rod

Whenever a player casts a blue spell, you may pay . If you do, you gain 1 life.

Warp Artifact

Enchant artifact
At the beginning of the upkeep of enchanted artifact’s controller, Warp Artifact deals 1 damage to that player.

Ankh of Mishra

Whenever a land enters the battlefield, Ankh of Mishra deals 2 damage to that land’s controller.

Fork

Copy target instant or sorcery spell, except that the copy is red. You may choose new targets for the copy.

Dragon Whelp

Flying
: Dragon Whelp gets +1/+0 until end of turn. If this ability has been activated four or more times this turn, sacrifice Dragon Whelp at the beginning of the next end step.

Conservator

, : Prevent the next 2 damage that would be dealt to you this turn.

Armageddon Clock

At the beginning of your upkeep, put a doom counter on Armageddon Clock.
At the beginning of your draw step, Armageddon Clock deals damage equal to the number of doom counters on it to each player.
: Remove a doom counter from Armageddon Clock. Any player may activate this ability but only during any upkeep step.

Copy Artifact

You may have Copy Artifact enter the battlefield as a copy of any artifact on the battlefield, except it’s an enchantment in addition to its other types.

Lifelace

Target spell or permanent becomes green. (Mana symbols on that permanent remain unchanged.)

Blue Mana Battery

, : Put a charge counter on Blue Mana Battery.
, Remove any number of charge counters from Blue Mana Battery: Add , then add an additional for each charge counter removed this way.

Life Matrix

, : Put a matrix counter on target creature and that creature gains “Remove a matrix counter from this creature: Regenerate this creature.” Activate this ability only during your upkeep.