Saheeli, the Sun's Brilliance + Umbral Mantle + Gilded Lotus + Illusionist's Bracers Combo

Saheeli in hand or on the battlefield or in the command zone.

All other permanents in hand or on the battlefield.

Illusionist's Bracers and Umbral Mantle attached to Saheeli. Saheeli does not have summoning sickness.

available

Activate Saheeli by paying and tapping it, targeting Gilded Lotus.

Illusionist's Bracers triggers, copying Saheeli's ability, targeting Gilded Lotus.

Resolve both Saheeli abilities, creating two token copies of Gilded Lotus.

Activate both Gilded Lotus tokens by tapping them, adding .

Activate Saheeli by paying and untapping it, giving it +2/+2 until end of turn.

Repeat.

Once you have infinite mana, you may target any other artifact/creature using Saheeli's ability.

Infinite colored mana

Infinite copies of artifacts you control

Infinite copies of creatures you control with haste

Infinite creature tokens

Infinite creature ETB

Infinitely large creature until end of turn

Infinite untap of creatures you control

Infinite mana creatures you control can produce