Stave Off

Target creature gains protection from the color of your choice until end of turn.

Silent Arbiter

No more than one creature can attack each combat.
No more than one creature can block each combat.

Tethmos High Priest

Heroic — Whenever you cast a spell that targets Tethmos High Priest, return target creature card with converted mana cost 2 or less from your graveyard to the battlefield.

Oppressive Rays

Enchant creature
Enchanted creature can’t attack or block unless its controller pays .
Activated abilities of enchanted creature cost more to activate.

Cloaked Siren

Flash (You may cast this spell any time you could cast an instant.)
Flying

Satyr Hoplite

Heroic — Whenever you cast a spell that targets Satyr Hoplite, put a +1/+1 counter on Satyr Hoplite.

Vanguard of Brimaz

Vigilance
Heroic — Whenever you cast a spell that targets Vanguard of Brimaz, create a 1/1 white Cat Soldier creature token with vigilance.

Serene Master

Whenever Serene Master blocks, exchange its power and the power of target creature it’s blocking until end of combat.

Aerie Mystics

Flying
: Creatures you control gain shroud until end of turn. (They can’t be the targets of spells or abilities.)

Selesnya Guildmage

: Create a 1/1 green Saproling creature token.
: Creatures you control get +1/+1 until end of turn.

Arcane Denial

Counter target spell. Its controller may draw up to two cards at the beginning of the next turn’s upkeep.
You draw a card at the beginning of the next turn’s upkeep.

Gustcloak Sentinel

Whenever Gustcloak Sentinel becomes blocked, you may untap it and remove it from combat.

Chainer’s Edict

Target player sacrifices a creature.
Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Congregate

Target player gains 2 life for each creature on the battlefield.

Rod of Ruin

, : Rod of Ruin deals 1 damage to any target.

Angel’s Grace

Split second (As long as this spell is on the stack, players can’t cast spells or activate abilities that aren’t mana abilities.)
You can’t lose the game this turn and your opponents can’t win the game this turn. Until end of turn, damage that would reduce your life total to less than 1 reduces it to 1 instead.

Chalice of the Void

Chalice of the Void enters the battlefield with X charge counters on it.
Whenever a player casts a spell with converted mana cost equal to the number of charge counters on Chalice of the Void, counter that spell.

Thundering Giant

Haste (This creature can attack and as soon as it comes under your control.)

Lotus Bloom

Suspend 3— (Rather than cast this card from your hand, pay and exile it with three time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, cast it without paying its mana cost.)
, Sacrifice Lotus Bloom: Add three mana of any one color.

Coal Stoker

When Coal Stoker enters the battlefield, if you cast it from your hand, add .

Treasury Thrull

Extort (Whenever you cast a spell, you may pay . If you do, each opponent loses 1 life and you gain that much life.)
Whenever Treasury Thrull attacks, you may return target artifact, creature, or enchantment card from your graveyard to your hand.

Kingpin’s Pet

Flying
Extort (Whenever you cast a spell, you may pay . If you do, each opponent loses 1 life and you gain that much life.)

High Priest of Penance

Whenever High Priest of Penance is dealt damage, you may destroy target nonland permanent.