Prayers:

Level: 15 lesser luck: Drain rate: 10
Chance to success at things is increased by 5%

Level: 25, Charm, Drain rate: 30
Enemies can't retreat from battles

Level: 30, Luck, Drain rate: 30
Change to success at things is increased by 10%

Level: 40, Haggling, Drain rate: 60
General stores buy items from you for same price as the specialty shops.

Level: 42, Greater luck, Drain rate : 60
Chance to success at thing is increased by 15%

Level: 60, Drain, Drain rate: 60
All damage you deal, you will gain as hit points.

Far sight, Drain 10
Increases size of your map. (so you can see far)

Sanctuary, Drain 30
Monsters won't attack you while using this prayer.