Here's a spell I made a long time ago:
Monochrome Spray
School evocation; Level sorcerer/wizard 7;
CASTING
Casting Time 1 standard action
Components V, S
EFFECT
Range 60 ft.
Area cone-shaped burst
Duration instantaneous
Saving Throw see text; Spell Resistance yes
DESCRIPTION
This spell causes three multicolored rays to spray from your hand, similar to prismatic spray, but with only the colors white, gray, and black. Each beam has a different power. Creatures in the area of the spell with 8 HD or less are automatically staggered for 2d4 rounds. Every creature in the area is randomly struck by one or more beams, which have additional effects.
1d4 Color of Beam Effect
1 White 50 points of cold damage (reflex half)
2 Gray 2d8 charisma drain (will negates)
3 Black 1d4+1 negative levels. A fortitude save can be made 24 hours later to remove
4 struck by two rays. Roll twice, ignoring any 4s.
Monochrome Spray
School evocation; Level sorcerer/wizard 7;
CASTING
Casting Time 1 standard action
Components V, S
EFFECT
Range 60 ft.
Area cone-shaped burst
Duration instantaneous
Saving Throw see text; Spell Resistance yes
DESCRIPTION
This spell causes three multicolored rays to spray from your hand, similar to prismatic spray, but with only the colors white, gray, and black. Each beam has a different power. Creatures in the area of the spell with 8 HD or less are automatically staggered for 2d4 rounds. Every creature in the area is randomly struck by one or more beams, which have additional effects.
1d4 Color of Beam Effect
1 White 50 points of cold damage (reflex half)
2 Gray 2d8 charisma drain (will negates)
3 Black 1d4+1 negative levels. A fortitude save can be made 24 hours later to remove
4 struck by two rays. Roll twice, ignoring any 4s.