Possible drops include
Darkdream Doomhammer
Glowing Tangible Dream Fragment
Greater Tangible Dream Fragment
Lesser Tangible Dream Fragment
Lucid Globe of Phantasmic Power
Median Tangible Dream Fragment
Minor Tangible Dream Fragment
Perspicuous Remnant of Fear
Perspicuous Remnant of Knowledge
Perspicuous Remnant of Truth
Sand-Blasted Shoulderguards of the Sanctum
Sleeper's Embrace