Southern Air Temple (#36)

Type: Legendary Enchantment — Shrine

Text: When Southern Air Temple enters, put X +1/+1 counters on each creature you control, where X is the number of Shrines you control.
Whenever another Shrine you control enters, put a +1/+1 counter on each creature you control.

The birthplace of the last Airbender.

Set: Avatar: The Last Airbender (#36)