Phyrexia: All Will Be One

Drown in Ichor | Sorcery | | Target creature gets -4/-4 until end of turn. Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.) | Tiffany Turrill

Nahiri's Sacrifice | Sorcery | | As an additional cost to cast this spell, sacrifice an artifact or creature with mana value X. Nahiri's Sacrifice deals X damage divided as you choose among any number of target creatures. | Andrey Kuzinskiy

Unnatural Restoration | Sorcery | | Return target permanent card from your graveyard to your hand. Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.) | Jeremy Wilson