Phyrexia: All Will Be One

Argentum Masticore | Artifact Creature | Phyrexian Masticore | First strike, protection from multicolored At the beginning of your upkeep, sacrifice Argentum Masticore unless you discard a card. When you discard a card this way, destroy target nonland permanent an opponent controls with mana value less than or equal to the mana value of the discarded card. | Zack Stella

Graaz, Unstoppable Juggernaut | Legendary Artifact Creature | Juggernaut | Juggernauts you control attack each combat if able. Juggernauts you control can't be blocked by Walls. Other creatures you control have base power and toughness 5/3 and are Juggernauts in addition to their other creature types. | Nestor Ossandon Leal

Soulless Jailer | Artifact Creature | Phyrexian Golem | Permanent cards in graveyards can't enter the battlefield. Players can't cast noncreature spells from graveyards or exile. | Donato Giancola

Zenith Chronicler | Artifact Creature | Phyrexian Construct | Whenever a player casts their first multicolored spell each turn, each other player draws a card. | Johann Bodin