Olympia: The Age of Gods PBEM (May 4 1999)
Usage: USE 9161 <direction> [aura] Time to learn: 28 days. Time to use: 7 days.
Attempt to remove a magical barrier from the location in the given direction. If direction "0" is given, a barrier over the current location will be removed.
The chance that the barrier will be successfully removed is proportional to the aura invested in the attempt:
aura chance of success ---- ----------------- 1 10% 2 25% 3 50% 4 75%
When a magical barrier is removed, lingering effects of the spell prevent another barrier from being cast on the same location for four months.