Daru Spiritualist + Starlit Sanctum + Spirit en-Kor

Daru Spiritualist

Starlit Sanctum

Spirit en-Kor

How it works

1. Activate Spirit en-Kor by paying 0, targeting Daru Spiritualist.
2. Daru Spiritualist triggers, causing itself to get +0/+2 until end of turn.
3. Repeat an arbitrarily large number of times.
4. Activate Starlit Sanctum's second ability by paying , tapping it and sacrificing Daru Spiritualist, causing you to gain life equal to Daru Spiritualist's toughness.