Mishra, Eminent One | Voltaic Construct | Chromatic Orrery

Cards

At the beginning of your combat phase,
Mishra triggers, creaitng a token copy of
Chromatic Orrery that is a 4/4 Construct artifact creature token with haste named
Mishra's Warform in addition to its other types.
Activate
Mishra's Warform's first ability by tapping it, adding ({5} magic symbol) .
Activate
Voltaic Construct by paying ({2} magic symbol) , untapping
Mishra's Warform.
Repeat from step 2.
Once you have infinite mana, you may instead activate
Mishra's Warform's second ability to draw infinite cards.