Secret of the Crimson SunLevel 16 Uncommon

You are inured to the harsh Athas sun, and you can share that hardiness with your allies.

Wanderer's Secret        45,000 gp

Property

You and four other creatures within 10 squares of you gain the benefit of the Endure Elements ritual.

Power ✦ Encounter (Immediate Reaction)

Trigger: An ally you can see fails an Endurance check.

Effect: That ally rerolls the check.

Published in Dark Sun Campaign Setting, page(s) 215.