Board Thread:Roleplay/@comment-24947676-20160423103318/@comment-24947676-20160426150903

Crystal explained what qualifies as a DEM. (TV Tropes will help you.)

"Since under normal circumstances, Gaster can't leave his room, we need some sort of obvious hint that there's something that can revive him so that the tools needed to revive him don't just come out of nowhere like a DEM." Crystal explained.