Binding Grasp

Enchant creature
At the beginning of your upkeep, sacrifice this Aura unless you pay {1}{U}.
You control enchanted creature.
Enchanted creature gets +0/+1.

Blatant Thievery

For each opponent, gain control of target permanent that player controls.

Prime Speaker Vannifar

{T}, Sacrifice another creature: Search your library for a creature card with mana value equal to 1 plus the sacrificed creature's mana value, put that card onto the battlefield, then shuffle. Activate only as a sorcery.

Sower of Temptation

Flying
When this creature enters, gain control of target creature for as long as this creature remains on the battlefield.

Confiscate

Enchant permanent
You control enchanted permanent.

Welcome to the Fold

Madness {X}{U}{U} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)
Gain control of target creature if its toughness is 2 or less. If this spell's madness cost was paid, instead gain control of that creature if its toughness is X or less.

Beguiler of Wills

{T}: Gain control of target creature with power less than or equal to the number of creatures you control.