Cast Hollow One either from your hand or from your graveyard by paying at most ({1} magic symbol) , causing it to enter the battlefield as a copy of Wild Cantor due to Infinite Reflection.
Activate Hollow One by sacrificing it, adding one mana of any color.
If you cast Hollow One from your graveyard, Hollow One is not exiled by Abandoned Sarcophagus due to Infinite Reflection removing Hollow One's cycling ability.
Repeat.
If you have discarded three or more cards this turn, this combo nets infinite colored mana.