Cometfall

From The Domains of Dread
School: conjuration
Circle: ancient 6th 
Spell Components: V, S
Action Time: 1 action
Range: medium
Shape: radius (large)
Targeting: all (radius)
Base Duration: instant
Saving Throw: reflex half
Spell Resistance: no
Ritual Components: n/a

Causes a starry body to materialize and crash over the target area, dealing 2d8 primeval damage and knocking all affected prone for 3d3+1 rounds. The light cast by cometfall counters that of magical darkness.