Unsummon

Return target creature to its owner's hand.

Island

Seat of the Synod

Duress

Target opponent reveals their hand. You choose a noncreature, nonland card from it. That player discards that card.

Bonesplitter

Scry 1. (Look at the top card of your library. You may put that card on the bottom.)
Draw a card.

Swamp

Somber Hoverguard

Affinity for artifacts (This spell costs {1} less to cast for each artifact you control.)
Flying

Vault of Whispers

Thoughtcast

Affinity for artifacts (This spell costs {1} less to cast for each artifact you control.)
Draw two cards.

Phantom Warrior

Dimir Guildgate

This land enters tapped.
{T}: Add {U} or {B}.

Spell Pierce

Counter target noncreature spell unless its controller pays {2}.

Steel Wall

Consuming Sepulcher

At the beginning of your upkeep, each opponent loses 1 life and you gain 1 life.

Tithing Blade

When Tithing Blade enters, each opponent sacrifices a creature of their choice.
Craft with creature {4}{B} ({4}{B}, Exile this artifact, Exile a creature you control or a creature card from your graveyard: Return this card transformed under its owner's control. Craft only as a sorcery.)