Metathran Transport

Flying
Metathran Transport can’t be blocked by blue creatures.
: Target creature becomes blue until end of turn.

Tsabo’s Assassin

: Destroy target creature if it shares a color with the most common color among all permanents or a color tied for most common. A creature destroyed this way can’t be regenerated.

Ancient Kavu

: Ancient Kavu becomes colorless until end of turn.

Collapsing Borders

Domain — At the beginning of each player’s upkeep, that player gains 1 life for each basic land type among lands they control. Then Collapsing Borders deals 3 damage to that player.

Ghitu Fire

You may cast Ghitu Fire as though it had flash if you pay more to cast it. (You may cast it any time you could cast an instant.)
Ghitu Fire deals X damage to any target.

Tangle Wire

Fading 4 (This artifact enters with four fade counters on it. At the beginning of your upkeep, remove a fade counter from it. If you can’t, sacrifice it.)
At the beginning of each player’s upkeep, that player taps an untapped artifact, creature, or land they control for each fade counter on Tangle Wire.

Soul Charmer

Whenever Soul Charmer deals combat damage to a creature, you gain 2 life unless that creature’s controller pays .

Bog Elemental

Protection from white
At the beginning of your upkeep, sacrifice Bog Elemental unless you sacrifice a land.

Root Cage

Mercenaries don’t untap during their controllers’ untap steps.

Coffin Puppets

Sacrifice two lands: Return Coffin Puppets from your graveyard to the battlefield. Activate only during your upkeep and only if you control a Swamp.

Jolting Merfolk

Fading 4 (This creature enters with four fade counters on it. At the beginning of your upkeep, remove a fade counter from it. If you can’t, sacrifice it.)
Remove a fade counter from Jolting Merfolk: Tap target creature.

Tangle Wire

Fading 4 (This artifact enters with four fade counters on it. At the beginning of your upkeep, remove a fade counter from it. If you can’t, sacrifice it.)
At the beginning of each player’s upkeep, that player taps an untapped artifact, creature, or land they control for each fade counter on Tangle Wire.

Caustic Wasps

Flying
Whenever Caustic Wasps deals combat damage to a player, you may destroy target artifact that player controls.

Ivory Mask

You have shroud. (You can’t be the target of spells or abilities.)

Quagmire Lamprey

Whenever Quagmire Lamprey becomes blocked by a creature, put a -1/-1 counter on that creature.

Distorting Lens

: Target permanent becomes the color of your choice until end of turn.