Activate Kaya's second loyalty ability by removing two loyalty counters from it, causing you to double any tokens you create this turn.
Cast Flickering Ward by paying , targeting any creature you control.
Alela triggers, creating two 1/1 Faerie creature tokens with flying.
Activate Phyrexian Altar twice by sacrificing both Faerie tokens, adding .
Activate Flickering Ward by paying , returning it from the battlefield to your hand.
Repeat from step 2.
This clever loop relies on Kaya, Geist Hunter's minus ability to double your token production, transforming every casting of Flickering Ward into a pair of buzzing Faeries. Alela, Artful Provocateur is the engine that spawns these tokens whenever you cast an enchantment spell, giving you fresh material to feed into Phyrexian Altar. By sacrificing those tokens to the Altar for mana, you generate the exact white mana needed to bounce Flickering Ward back to your hand and cast it all over again in an endless, self-sustaining cycle.