Blightcaller - Stronger rot, does more damage over time.
Claim the Unfettered - Chance to steal affects when you dispel them from a class that doesn't know them inherently (IE - Stoneskin from a warrior, but not from a shifter)
Crusader - Longer lasting and harder to dispel protection commune
Cursebringer - Curses are harder to resist, and harder to cure.
Curse of Parching - Famished enemes also become thirsty.
Diabolical Soul - Evil - Small damage reduction against negative attacks.
Diametric Opposition - Stronger communes if target is exactly opposite in both Align and Ethos.
Divine Contagion - Plague spreads far more easily but will never spread to you.
Divine Warmonger - Longer lasting and more powerful Aristaeia.
Empowered Enfeeblement - Weakness is more powerful.
Exalted Contagion - Good - Only non-Good aligns catch your plagues.
Gatherer of the Flock - Less resistance to summon if target is the same align and/or the same faith.
Girded Shield - Stronger protective shield, harder to dispel and lasts longer.
Hex Augur - Lets you know if one of your maledictions wears off a foe or is healed.
Inquisitor - Demonfire does good damage on all Aligns.
Languor of Aeons - Wither damages Dex, about half what it damages Str.
Master of Affliction - More likely to land afflictions various maledictions.
Positive Energy Burst - Good - Much, much better Turn Undead.
Power of Faith - Higher level supps in the presence of priest of the same faith.
Purity of the Righteous - Good Prot vs evil provides some neutral protection. See helpfile for specific conditions.
Remedy Pestilence - More likely to cure diseases.
Remedy Senses - More likely to remove blindness.
Remedy Toxins - More likely to cure poison.
Righteous Soul - Good - Small damage reduction versus positive damage.
Sacred Word - Don't need a hand free to commune holy word.
Sightbinder - Higher level blindness. Harder to resist, and cure. (requires 20 int to learn on a human shaman)
Spider's Grace - Dark-elf - Gain some form of poison resist. Fight really well under aristaeia too.
Unyielding Adversary - Mend wounds is more 'efficient' (the random extra bit heals is always higher in combat)
Voice of Condemnation - Stack damanations. Damnation commune now does small amount of damage.
Wild Shaman - Earthquake and Tsunami do more damage.
Wrath of Waves - Storm giant - Increases level of supplications done in/on water.
Zealot of the One Law - Fire giant - Do more damage, the greater the positive difference between your STR and your opponents. Ideal situation being yours is 25, theirs is 3.
Zealot's Fervor - Longer lasting and stronger fervor supp.