Summary of ongoing spell effects (if I'm not mistaken):
Battle against Rahotep's statue:
Ongoing spells-
Heroes Feast (148): Everyone --- Bless spell for 12 hours, immune to fear, hopelessness and panic, immune to poison
Negative Plane Protection (133): Sol, Kherim, Ahi --- 16 turns, ST against a draining attack
Resist Fire (127): Sol, Kherim, Ahi, Eilkhan --- 16 turns, +3 on STs against magical fire attacks, all fire damage reduced by 50%
Prayer (133): Everyone --- 16 rounds, +1 on friendly attacks and STs, -1 for enemy attacks and STs
Protection from Evil 10' (19,123,41,139): Everyone --- 16 turns, +2 on STs against evil creatures, evil enemies strike at -2
Giant Strength (49): Sol, Kherim --- Strength 19: +3 to hit and +6 to damage.
Aid (124): Sol, Kherim --- 17 rounds, additional 1d8 hit points
Combat Effects per character (beyond character's normal stats):
Sol, Kherim: +5 to hit
Everyone else: +2 to hit
Sol, Kherim: +6 in damage rolls
Everyone: +3 on STs against evil enemy attacks / +1 on STs against non-evil enemy attacks
Evil Enemies: -3 in attack rolls, -3 in STs
Non-evil enemies: -1 in attack rolls, -1 in STs
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And my final adjusted rolls for Kherim:
Kherim attack:
3 x 1d20 + 6 + 5 = 25, 16, 22.
http://invisiblecastle.com/roller/view/4525349/Kherim Damage:
3 x 1d8 + 7 + 6 = 16, 21, 19.
http://invisiblecastle.com/roller/view/4525350/