The bulk update request #11064 has been approved by @nonamethanks.
nuke blue_slime
nuke pink_slime
nuke green_slime
nuke purple_slime
nuke black_slime
nuke red_slime
nuke orange_slime
nuke yellow_slime
nuke grey_slime
nuke white_slime
nuke brown_slime
This seems like excessive padding. You can already search for slime girls' colors with something like blue_skin slime_girl, and tagging inanimate slime color seems stupid.