Phyrexia: All Will Be One

Annihilating Glare | Sorcery | | As an additional cost to cast this spell, pay {4} or sacrifice an artifact or creature. Destroy target creature or planeswalker. | Konstantin Porubov

Bilious Skulldweller | Creature | Phyrexian Insect | Deathtouch Toxic 1 (Players dealt combat damage by this creature also get a poison counter.) | Svetlin Velinov

Black Sun's Twilight | Instant | | Up to one target creature gets -X/-X until end of turn. If X is 5 or more, return a creature card with mana value X or less from your graveyard to the battlefield tapped. | Jonas De Ro

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

Vat of Rebirth | Artifact | | Whenever another artifact or creature you control is put into a graveyard from the battlefield, put an oil counter on Vat of Rebirth. {2}{B}, {T}, Remove four oil counters from Vat of Rebirth: Return target creature card from your graveyard to the battlefield. Activate only as a sorcery. | Peter Polach

Whisper of the Dross | Instant | | Target creature gets -1/-1 until end of turn. Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.) | Eli Minaya

Dross Skullbomb | Artifact | | {1}, Sacrifice Dross Skullbomb: Draw a card. {2}{B}, Sacrifice Dross Skullbomb: Return target creature card from your graveyard to your hand. Draw a card. Activate only as a sorcery. | Gaboleps