Pillar of guardian flame
Invoker Attack 13
You whisper a divine word that rumbles like distant thunder as
a pillar of flame erupts around your enemies.
Encounter ✦ divine, fire, implement, zone
Area burst 1 within 10 squares
Target: Each creature in burst
Attack: Wisdom vs. Reflex
Hit: 3d6 + Wisdom modifier fire damage
Effect: The burst creates a zone of divine fire that lasts until
the end of your next turn. When any enemy within the zone leaves it or hits or misses you or your allies outside it,
that enemy takes 5 fire damage