Originally posted by Scudder89:

Originally posted by Bravely Bold Sir Robin:

My guess is the tick latched onto you and was considered part of you for the teleport. Maybe an intended mechanic, or maybe a bug (pun intended).

I can confirm the tick was NOT attached to me, I literally came out of the portal and half a second later the tick came out as well

It's probably related to the tick attaching anyway, unless there are some other instances of mobs leaking out of dungeons. Can't recall any.