Aaand regarding the bugged Raptor.
It also seems that some of the modules other than the Core are causing the appearance of the wrong Raptor merc. This one:
(I'm not playing with the EXP1_Mercenaries as you may have guessed)
The real one should look like this, +6 Attack and 2 Durantium cost:
The correct one appears when only the Core module is used.
The wrong one appears when my Mods folder looks like this:
Maybe if I have time and enthusiasm I'll pinpoint which submod causes it and let you know.
UPDATE: And I found it. It is the UCP_Combat. Removing it from the modlist restores the normal Raptor.