At the beginning of your upkeep, Celestial Force triggers, causing you to gain six life.
Sage of Hours triggers, putting six +1/+1 counters on itself.
Activate Sage of Hours by removing all +1/+1 counters from it, causing you to take at least one extra turn after this one.
Repeat each turn.

Infinite turns

Lock

Sage of Hours

Sunbond

Celestial Force

Alhammarret's Archive

Rhox Faithmender

Boon Reflection

Light of Promise

At the beginning of your upkeep, Celestial Force triggers, causing you to gain six life.
At the beginning of your end step, Lathiel triggers, putting six +1/+1 counters on Sage of Hours.
Activate Sage of Hours by removing all +1/+1 counters from it, causing you to take at least one extra turn after this one.
Repeat each turn.

Lathiel, the Bounteous Dawn

Combos with "Celestial Force"