All permanents on the battlefield. Minimus Containment attached to Ugin's Nexus. available each turn.
Osgir, the Reconstructor + Ugin's Nexus + Mirror of Fate
Combo result
Infinite turns. Prerequisites
Ugin's Nexus and Mirror of Fate in your graveyard. All other permanents on the battlefield. Osgir does not have summoning sickness. You have at least one card in exile. At most available each turn.
Osgir, the Reconstructor + Ugin's Nexus + Pull from Eternity
Combo result
Infinite turns. Prerequisites
Ugin's Nexus in graveyard. All other permanents on the battlefield. Isochron Scepter imprinting Pull from Eternity. Osgir does not have summoning sickness. available each turn.
Pir, Imaginative Rascal + Karn, the Great Creator + Ugin's Nexus
Combo result
Infinite turns. Prerequisites
All permanents on the battlefield. available on the first turn, with available each subsequent turn.
Prototype Portal + Ugin's Nexus + Grinding Station
All permanents on the battlefield. available each turn.
Mishra, Eminent One + Ugin's Nexus + Master Transmuter
Combo result
Infinite turns. Prerequisites
All permanents on the battlefield. Master Transmuter does not have summoning sickness. {U} available, with {U} available each extra turn.
Mechanized Production + Ugin's Nexus + Teferi's Realm
Combo result
Infinite turns. Prerequisites
All permanents on the battlefield. Mechanized Production attached to Ugin's Nexus.
Mechanized Production + Ugin's Nexus + Isochron Scepter
Combo result
Infinite turns. Prerequisites
All permanents on the battlefield. Reality Ripple exiled by Isochron Scepter's imprint ability. Mechanized Production attached to Ugin's Nexus. available each turn.
Ugin's Nexus in hand. All other permanents on the battlefield. Master Transmuter does not have summoning sickness. You have not copied a spell with Jin-Gitaxias this turn. {U} available.
Carth the Lion + Karn, the Great Creator + Ugin's Nexus
Combo result
Infinite turns. Prerequisites
All permanents on the battlefield. available on your first turn. available on all odd-numbered extra turns, with available on all even-numbered extra turns.