Knocked out a shifter in the form of a panther and while they were sleeping shape shifted and ended up sleeping

You hit a black panther over the head with a polished mithril warhammer. <--- knockout
The Nightwalker has some small but disgusting cuts.

607/922hp 368/431m 665/804mv 16580tnl 5 PM
<round>.

581/922hp 368/431m 665/804mv 16580tnl 5 PM
The edges of a black panther's being stretch and twist and she becomes a diamondback rattlesnake.
A diamondback rattlesnake's bones creak and snap as she shapeshifts.
A diamondback rattlesnake's shapeshifting EVISCERATES her!
The Nightwalker is covered with bleeding wounds.
<snip rounds fighting nightwalker>

(Translucent) a diamondback rattlesnake is sleeping here.
A Nightwalker stands in the shadows, breathing heavily.
The Nightwalker is gushing blood.