Combo Gonti's Aether Heart +Karn, Living Legacy +Mishra, Eminent One + Magic: the Gathering MTG

With

Karn, Living Legacy

,

Gonti's Aether Heart

and

Mishra, Eminent One

on the battlefield 1- at the beginning of the fight make a copy of

Gonti's Aether Heart

except that its name is Mishra's Warform 2- When this copy enters you will gain 4 energies. 3- in the second main phase make a powerstone with karn, gain 4 more energies 3- Until the end of the turn pay 8 energies and sacrifice the copy to gain an extra turn Repeat every shift.

Legallity