⌁ black & gray ⌁

ash
badger
bat
beetle
black
boulder
buzzard
cinder
coal
crow
dark
ebony
echo
eel
fading
flint
gray
night
olive
pike
plume
raccoon
rain
rat
raven
rock
rubble
shade
shadow
silent
slate
smoke
snake
soot
spider
stone
storm
talon
thunder
twilight
web
whisker
wolf