Zimone, Quandrix Prodigy + Retreat to Coralhelm + Azorius Chancery + The Wandering Minstrel
Zimone, Quandrix Prodigy
Retreat to Coralhelm
Azorius Chancery
The Wandering Minstrel
Infinite blue manaInfinite landfall triggersInfinite white mana
How it works
Activate Zimone's first ability by paying 1 and tapping it, putting Azorius Chancery from your hand onto the battlefield untapped due to The Wandering Minstrel.
When Azorius Chancery enters the battlefield, it and Retreat to Coralhelm trigger.
Holding priority, activate Azorius Chancery by tapping it, adding .
Resolve the Azorius Chancery trigger from step 2, returning itself from the battlefield to your hand.
Resolve the Retreat to Coralhelm trigger, untapping Zimone.