Gifted Aetherborn

Dread Shade

{B}: Dread Shade gets +1/+1 until end of turn.

Cabal Stronghold

{T}: Add {C}.
{3}, {T}: Add {B} for each basic Swamp you control.

Walk the Plank

Divest

Target player reveals their hand. You choose an artifact or creature card from it. That player discards that card.

Kitesail Freebooter

Flying
When Kitesail Freebooter enters, target opponent reveals their hand. You choose a noncreature, nonland card from it. Exile that card until Kitesail Freebooter leaves the battlefield.

Supernatural Stamina

Until end of turn, target creature gets +2/+0 and gains "When this creature dies, return it to the battlefield tapped under its owner's control."

Memorial to Folly

Memorial to Folly enters tapped.
{T}: Add {B}.
{2}{B}, {T}, Sacrifice Memorial to Folly: Return target creature card from your graveyard to your hand.

Swamp

Ravenous Chupacabra

When Ravenous Chupacabra enters, destroy target creature an opponent controls.

Duress

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