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.
{1}{W}{W}
Aura of Silence
Enchantment
Artifact and enchantment spells your opponents cast cost {2} more to cast.
Sacrifice Aura of Silence: Destroy target artifact or enchantment.
{W}
Authority of the Consuls
Enchantment
Creatures your opponents control enter the battlefield tapped.
Whenever a creature enters the battlefield under an opponent's control, you gain 1 life.
{2}{W}
Aven Mindcensor
Creature - Bird Wizard
Flash
Flying
If an opponent would search a library, that player searches the top four cards of that library instead.
2 /
1
{1}{W}
Blind Obedience
Enchantment
Extort (Whenever you cast a spell, you may pay {W/B}. If you do, each opponent loses 1 life and you gain that much life.)
Artifacts and creatures your opponents control enter the battlefield tapped.
--
Cavern of Souls
Land
As Cavern of Souls enters the battlefield, choose a creature type.
{T}: Add {C}.
{T}: Add one mana of any color. Spend this mana only to cast a creature spell of the chosen type, and that spell can't be countered.
{1}{W}
Containment Priest
Creature - Human Cleric
Flash
If a nontoken creature would enter the battlefield and it wasn't cast, exile it instead.
2 /
2
{2}
Cursed Totem
Artifact
Activated abilities of creatures can't be activated.
{W}
Deafening Silence
Enchantment
Each player can't cast more than one noncreature spell each turn.
{W}
Dispatch
Instant
Tap target creature.
Metalcraft -- If you control three or more artifacts, exile that creature.
{W}
Enlightened Tutor
Instant
Search your library for an artifact or enchantment card, reveal it, then shuffle and put that card on top.
{1}{W}
Ethersworn Canonist
Artifact Creature - Human Cleric
Each player who has cast a nonartifact spell this turn can't cast additional nonartifact spells.
2 /
2
{W}
Fragmentize
Sorcery
Destroy target artifact or enchantment with mana value 4 or less.
{2}{W}
Ghostly Prison
Enchantment
Creatures can't attack you unless their controller pays {2} for each creature they control that's attacking you.
{W}
Giver of Runes
Creature - Kor Cleric
{T}: Another target creature you control gains protection from colorless or from the color of your choice until end of turn.
1 /
2
{1}
Grafdigger's Cage
Artifact
Creature cards in graveyards and libraries can't enter the battlefield.
Players can't cast spells from graveyards or libraries.
{W}{W}
Grand Abolisher
Creature - Human Cleric
During your turn, your opponents can't cast spells or activate abilities of artifacts, creatures, or enchantments.
2 /
2
{1}{W}
Hallowed Moonlight
Instant
Until end of turn, if a creature would enter the battlefield and it wasn't cast, exile it instead.
Draw a card.
{2}{W}
Heliod, Sun-Crowned
Legendary Enchantment Creature - God
Indestructible
As long as your devotion to white is less than five, Heliod isn't a creature.
Whenever you gain life, put a +1/+1 counter on target creature or enchantment you control.
{1}{W}: Another target creature gains lifelink until end of turn.
5 /
5
{1}{W}
Hushbringer
Creature - Faerie
Flying, lifelink
Creatures entering the battlefield or dying don't cause abilities to trigger.
1 /
2
{2}{W}
Hushwing Gryff
Creature - Hippogriff
Flash
Flying
Creatures entering the battlefield don't cause abilities to trigger.
2 /
1
{2}{W}
Idyllic Tutor
Sorcery
Search your library for an enchantment card, reveal it, put it into your hand, then shuffle.
{W}{W}
Illumination
Instant
Counter target artifact or enchantment spell. Its controller gains life equal to its mana value.
{2}{W}
Lapse of Certainty
Instant
Counter target spell. If that spell is countered this way, put it on top of its owner's library instead of into that player's graveyard.
{1}{W}
Leonin Arbiter
Creature - Cat Cleric
Players can't search libraries. Any player may pay {2} for that player to ignore this effect until end of turn.
2 /
2
{2}{W}{W}
Linvala, Keeper of Silence
Legendary Creature - Angel
Flying
Activated abilities of creatures your opponents control can't be activated.
3 /
4
{W}
Mana Tithe
Instant
Counter target spell unless its controller pays {1}.
{1}{W}
Mandate of Peace
Instant
Cast this spell only during combat.
Your opponents can't cast spells this turn.
End the combat phase. (Remove all attackers and blockers from combat. Exile all spells and abilities from the stack, including this spell.)
{W}
Mother of Runes
Creature - Human Cleric
{T}: Target creature you control gains protection from the color of your choice until end of turn.
1 /
1
{W}
Oust
Sorcery
Put target creature into its owner's library second from the top. Its controller gains 3 life.
{W}
Path to Exile
Instant
Exile target creature. Its controller may search their library for a basic land card, put that card onto the battlefield tapped, then shuffle.
{2}
Pearl Medallion
Artifact
White spells you cast cost {1} less to cast.
{2}
Phyrexian Revoker
Artifact Creature - Phyrexian Horror
As Phyrexian Revoker enters the battlefield, choose a nonland card name.
Activated abilities of sources with the chosen name can't be activated.
2 /
1
{1}
Pithing Needle
Artifact
As Pithing Needle enters the battlefield, choose a card name.
Activated abilities of sources with the chosen name can't be activated unless they're mana abilities.
{W}
Rebuff the Wicked
Instant
Counter target spell that targets a permanent you control.
{1}{W}
Rest in Peace
Enchantment
When Rest in Peace enters the battlefield, exile all graveyards.
If a card or token would be put into a graveyard from anywhere, exile it instead.
{1}{W}{W}
Sanctum Prelate
Creature - Human Cleric
As Sanctum Prelate enters the battlefield, choose a number.
Noncreature spells with mana value equal to the chosen number can't be cast.
2 /
2
{W}
Silence
Instant
Your opponents can't cast spells this turn.
{4}{W}
Sphere of Safety
Enchantment
Creatures can't attack you or planeswalkers you control unless their controller pays {X} for each of those creatures, where X is the number of enchantments you control.
{1}{W}
Spirit of the Labyrinth
Enchantment Creature - Spirit
Each player can't draw more than one card each turn.
3 /
1
{1}{W}
Stony Silence
Enchantment
Activated abilities of artifacts can't be activated.
{W}
Swords to Plowshares
Instant
Exile target creature. Its controller gains life equal to its power.
{2}{W}
Teferi's Protection
Instant
Until your next turn, your life total can't change and you gain protection from everything. All permanents you control phase out. (While they're phased out, they're treated as though they don't exist. They phase in before you untap during your untap step.)
Exile Teferi's Protection.
{1}{W}
Thalia, Guardian of Thraben
Legendary Creature - Human Soldier
First strike
Noncreature spells cost {1} more to cast.
2 /
1
{2}{W}
Thalia, Heretic Cathar
Legendary Creature - Human Soldier
First strike
Creatures and nonbasic lands your opponents control enter the battlefield tapped.
3 /
2
{2}
Thorn of Amethyst
Artifact
Noncreature spells cost {1} more to cast.
{1}{W}
Tocatli Honor Guard
Creature - Human Soldier
Creatures entering the battlefield don't cause abilities to trigger.
1 /
3
{2}
Torpor Orb
Artifact
Creatures entering the battlefield don't cause abilities to trigger.
{6}
Triskelion
Artifact Creature - Construct
Triskelion enters the battlefield with three +1/+1 counters on it.
Remove a +1/+1 counter from Triskelion: It deals 1 damage to any target.
1 /
1
{2}
Umezawa's Jitte
Legendary Artifact - Equipment
Whenever equipped creature deals combat damage, put two charge counters on Umezawa's Jitte.
Remove a charge counter from Umezawa's Jitte: Choose one --
• Equipped creature gets +2/+2 until end of turn.
• Target creature gets -1/-1 until end of turn.
• You gain 2 life.
Equip {2}
{2}{W}
Vryn Wingmare
Creature - Pegasus
Flying
Noncreature spells cost {1} more to cast.
2 /
1
{X}{X}
Walking Ballista
Artifact Creature - Construct
Walking Ballista enters the battlefield with X +1/+1 counters on it.
{4}: Put a +1/+1 counter on Walking Ballista.
Remove a +1/+1 counter from Walking Ballista: It deals 1 damage to any target.
0 /
0
{W}
Weathered Wayfarer
Creature - Human Nomad Cleric
{W}, {T}: Search your library for a land card, reveal it, put it into your hand, then shuffle. Activate only if an opponent controls more lands than you.
1 /
1
{2}
Winter Orb
Artifact
As long as Winter Orb is untapped, players can't untap more than one land during their untap steps.