When Detention Sphere enters the battlefield, you may exile target nonland permanent not named Detention Sphere and all other permanents with the same name as that permanent.
When Detention Sphere leaves the battlefield, return the exiled cards to the battlefield under their owner's control.

Counter target spell unless its controller pays . If that spell is countered this way, exile it instead of putting it into its owner's graveyard.

You gain X life and draw X cards.

Choose one - Creatures you control gain lifelink until end of turn ; or draw a card ; or put target attacking or blocking creature on top of its owner's library.

Azorius Guildgate enters the battlefield tapped.
: Add or to your mana pool.

Flying
When Lyev Skyknight enters the battlefield, detain target nonland permanent an opponent controls.

As Hallowed Fountain enters the battlefield, you may pay 2 life. If you don't, Hallowed Fountain enters the battlefield tapped.

Flying
When Angel of Serenity enters the battlefield, you may exile up to three other target creatures from the battlefield and/or creatures cards from graveyards.
When Angel of Serenity leaves the battlefield, return the exiled cards to their owner's hands.

Supreme Verdict can't be countered.
Destroy all creatures.

First strike
Whenever Precinct Captain deals combat damage to a player, put a 1/1 white Soldier creature token onto the battlefield.

Sacrifice Keening Apparition : Destroy target enchantment.

Counter target instant spell.

As Tablet of the Guilds enters the battlefield, choose two colors.
Whenever you cast a spell, if it's at least one of the chosen colors, you gain 1 life for each of the chosen colors it is.

Counter target spell.

Flash
Vigilance

Return target creature to its owner's hand. You gain 2 life.

: Target player puts the top card of his or her library into his or her graveyard.
, , Sacrifice Codex Shredder : Return target card from your graveyard to your hand.