Hurr Jackal

: Target creature can’t be regenerated this turn.

Dandân

Dandân can’t attack unless defending player controls an Island.
When you control no Islands, sacrifice Dandân.

Dark Banishing

Destroy target nonblack creature. It can’t be regenerated.

Chaos Moon

At the beginning of each upkeep, count the number of permanents. If the number is odd, until end of turn, red creatures get +1/+1 and whenever a player taps a Mountain for mana, that player adds an additional . If the number is even, until end of turn, red creatures get -1/-1 and if a player taps a Mountain for mana, that Mountain produces colorless mana instead of any other type.

Musician

Cumulative upkeep (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)
: Put a music counter on target creature. If it doesn’t have “At the beginning of your upkeep, destroy this creature unless you pay for each music counter on it,” it gains that ability.

Leshrac’s Sigil

Whenever an opponent casts a green spell, you may pay . If you do, look at that player’s hand and choose a card from it. The player discards that card.
: Return Leshrac’s Sigil to its owner’s hand.

Game of Chaos

Flip a coin. If you win the flip, you gain 1 life and target opponent loses 1 life, and you decide whether to flip again. If you lose the flip, you lose 1 life and that opponent gains 1 life, and that player decides whether to flip again. Double the life stakes with each flip.

Fumarole

As an additional cost to cast this spell, pay 3 life.
Destroy target creature and target land.

Flare

Flare deals 1 damage to any target.
Draw a card at the beginning of the next turn’s upkeep.

Total War

Whenever a player attacks with one or more creatures, destroy all untapped non-Wall creatures that player controls that didn’t attack, except for creatures the player hasn’t controlled continuously since the beginning of the turn.

Mind Whip

Enchant creature
At the beginning of the upkeep of enchanted creature’s controller, that player may pay . If they don’t, Mind Whip deals 2 damage to that player and you tap that creature.

Gravebind

Target creature can’t be regenerated this turn.
Draw a card at the beginning of the next turn’s upkeep.

Vertigo

Vertigo deals 2 damage to target creature with flying. That creature loses flying until end of turn.

Arnjlot’s Ascent

Cumulative upkeep (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)
: Target creature gains flying until end of turn.

Earthlore

Enchant land you control
Tap enchanted land: Target blocking creature gets +1/+2 until end of turn. Activate this ability only if enchanted land is untapped.

Infernal Denizen

At the beginning of your upkeep, sacrifice two Swamps. If you can’t, tap Infernal Denizen, and an opponent may gain control of a creature you control of their choice for as long as Infernal Denizen remains on the battlefield.
: Gain control of target creature for as long as Infernal Denizen remains on the battlefield.

Hurr Jackal

: Target creature can’t be regenerated this turn.

Power Leak

Enchant enchantment
At the beginning of the upkeep of enchanted enchantment’s controller, that player may pay any amount of mana. Power Leak deals 2 damage to that player. Prevent X of that damage, where X is the amount of mana that player paid this way.

Murk Dwellers

Whenever Murk Dwellers attacks and isn’t blocked, it gets +2/+0 until end of combat.

Ashes to Ashes

Exile two target nonartifact creatures. Ashes to Ashes deals 5 damage to you.

Cave People

Whenever Cave People attacks, it gets +1/-2 until end of turn.
, : Target creature gains mountainwalk until end of turn. (It can’t be blocked as long as defending player controls a Mountain.)

Angry Mob

Trample
As long as it’s your turn, Angry Mob’s power and toughness are each equal to 2 plus the number of Swamps your opponents control. As long as it’s not your turn, Angry Mob’s power and toughness are each 2.

Cave People

Whenever Cave People attacks, it gets +1/-2 until end of turn.
, : Target creature gains mountainwalk until end of turn. (It can’t be blocked as long as defending player controls a Mountain.)

Power Leak

Enchant enchantment
At the beginning of the upkeep of enchanted enchantment’s controller, that player may pay any amount of mana. Power Leak deals 2 damage to that player. Prevent X of that damage, where X is the amount of mana that player paid this way.