This is one of the Attack Runes.
It can only be used with level 27 and magic level 4 or higher.
||Attack Runes (Fire Damage)
||Any player with Magic Level 4+ and Level 27+
|Buy spell from:
Malunga (Liberty Bay),
|Buy made runes from:
(3000 gp per 100)
(60000 gp per backpack)
|| Shoots a Fire Attack, this is the Sorcerers' equivalent of the Icicle.
||This rune wasn't used much because it made low damage, but after the winter update 2007 it became premium and the level requirement changed from 17 to 27, it became more useful against monsters vulnerable to Fire Damage like Ancient Scarab. It also does not attack on multiple squares anymore.
See: Complete list of runes.