Prismatic Geoscope Combos
Myr Welder + Freed from the Real + Prismatic Geoscope
Myr Welder + Pemmin's Aura + Prismatic Geoscope
Myr Welder + Staff of Domination + Prismatic Geoscope
Myr Welder + Voltaic Construct + Prismatic Geoscope
Najeela, the Blade-Blossom + Mobile Garrison + Prismatic Geoscope
Combo result
Infinite combat phases. Infinite creature tokens with haste. Infinite ETB. Infinite lifegain. Infinite lifegain triggers.
Prerequisites
All permanents on the battlefield. Mobile Garrison is a creature. Mobile Garrison and Prismatic Geoscope do not have summoning sickness. An opponent cannot block and kill Mobile Garrison. You control at least one land of each basic land type.