Olympia: The Age of Gods PBEM (May 4 1999)
Usage: USE 9411 <fortification> Duration: 30 days Time to learn: 28 days. Time to use: 7 days. Piety to use: 7. Required to use: Holy symbol, holy plant
Using this prayer, the priest causes a dense thicket of thorns to grow over a fortification. This thicket will last thirty days and will add 25 to the fortification's defense factor.
Damage to the fortification from attack will always occur first to the thicket of thorns.
Multiple uses of this spell are not cumulative.