Mass-produced Reanimating Priests: Exploit?

[sector24]

Ok, follow up question: Is it equally unthematic for a pure and righteous nation to recruit circle masters from the Black Tower or cast the Raise Dead spell in combat? In what way is the Life after Death spell an exploit rather than a tool in the toolbox? Are the thematics of the nation a rigid handicap or just a starting point that can be branched out of?