Whats up with #shapechange?

[Amos]

This is A:

#newmonster 2164
#name "Possessed Prince"
#descr "."
#spr1 "./Travel/Prince1.tga"
#spr2 "./Travel/Prince1a.tga"
#ap 22
#mapmove 3
#hp 11
#prot 0
#size 3
#str 10
#enc 5
#att 12
#def 11
#prec 10
#mr 7
#mor 15
#weapon 701
#weapon 56
#armor "Heavy Laminated Mail"
#armor "Half Helmet"
#armor "Shield"
#gcost 145
#rcost 5
#animal
#mounted
#goodleader
#okmagicleader
#itemslots 13446
#nametype 129
#end

This is B:

#newmonster 2161
#name "Missionary of Ka"
#descr "."
#spr1 "./Travel/Missionary1.tga"
#spr2 "./Travel/Missionary1a.tga"
#ap 14
#mapmove 10
#hp 1
#prot 0
#size 2
#str 1
#enc 2
#att 11
#def 11
#prec 11
#mr 1
#mor 11
#weapon 281
#weapon 156
#weapon 274
#weapon 86
#gcost 85
#rcost 1
#blind
#magicbeing
#female
#ethereal
#stealthy 25
#spy
#seduce 15
#siegebonus 2
#sailing
#assassin
#amphibian
#flying
#neednoteat
#immortal
#poorleader
#okmagicleader
#itemslots 1
#maxage 1
#nametype 117
#end