I'd vote for Keldorn - his dispel magic ability (at *twice* his level - he's now level 12 so he dispels as if he was at level 24) has proven very useful in the battles against mages/magic users. Ditto for his true seeing ability - useful for when a mage casts a spell and disappears (shadow door?).
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"Butt-kicking for goodness!" - Minsc
"Cities always teem with evil and decay. Let's give it a good shake and SEE WHAT FALLS OUT!!" - Minsc
