Dissipation Field

Whenever a permanent deals damage to you, return it to its owner's hand.

Utter End

Vorthos, Steward of Myth

As Vorthos, Steward of Myth enters, choose a named Magic character.
Each spell you cast with the chosen character in its name, flavor text, or art costs {W}{U}{B}{R}{G} less to cast. This effect reduces only the amount of colored mana you pay.

Stifle

Counter target activated or triggered ability. (Mana abilities can't be targeted.)

Phyrexian Hulk

Beguiler of Wills

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

Control Magic

Enchant creature
You control enchanted creature.

Clinging Darkness

Enchant creature
Enchanted creature gets -4/-1.

Silklash Spider

Reach
{X}{G}{G}: Silklash Spider deals X damage to each creature with flying.

Unsummon

Return target creature to its owner's hand.

Last Word

This spell can't be countered.
Counter target spell.

Waylaying Pirates

When Waylaying Pirates enters, if you control an artifact, tap target artifact or creature an opponent controls and put a stun counter on it. (If a permanent with a stun counter would become untapped, remove one from it instead.)

Sizzle

Stranglehold

Your opponents can't search libraries.
If an opponent would begin an extra turn, that player skips that turn instead.

Kwende, Pride of Femeref

Double strike
Creatures you control with first strike have double strike.

Akroma, Angel of Wrath

Flying, first strike, vigilance, trample, haste, protection from black and from red

Phyrexian Negator

Trample
Whenever Phyrexian Negator is dealt damage, sacrifice that many permanents.