Yes, vaults and artifacts obviously for me, too.
In addition, I love to hear the "Hurumph"s and *THUMB*s for the challenge.
And lastly, I don't know why, but after all these years and despite me never finding anything useful in shops, the "chime of a tiny bell / cursing shoplifters" still fills me with joy and excitement each time I hear it.
gremlin - karmic lizard, dark orc, acid vortex, staring eye - dragon turtle, fairy dragon, ogre lord, minotaur emperor - pit viper, orc butcher - greater mimic, dark elven wizard, carrion crawler, dwarven child - imp - ochre jelly, dark elven archer, king cobra, goodwife - kobold shaman, magebane eye, floating eye, quickling king - giant centipede, hill orc sergeant, mimic hivemind, greater claw bug, brown bear, large gnoll - giant bee queen, giant ant warrior, shadow centipede, kobold