Themes: 

✔Plague Doctor !!

✔Grim Reaper !!

✔Reindeer 

✔Blue Jay 

✔Bumblebee

✔Malachite 

✔Electricity/Lightning 

✔Candy Corn

✔Sun/Moon/Stars 

✔Candles/Lanterns

✔Vampires/Werewolves/Gargoyles

✔Devils/Demons/Angels

✔Frost/Winter

✔Greek/Roman/Aztec/Egyptian

✔Bats/Moths

✔Swamp/Seaweed

✖Food/Desserts

✖Fan Characters

Traits:

✔Odd Eyes/Colored Sclera !!

✔Bones/Skulls !!

✔Horns

✔Hooves 

✔Long, Skinny Body Types 

✔Long Tails

✔Multiple Limbs/Heads/Tails/Eyes

✔Ornate/Spooky Masks

✔Hair Covering Eyes

✔Sharp Teeth/Saber Teeth/Fangs

✖Bunny Tails

✖Guts/Organs Gore

Patterns:

✔Stripes !!

✔Piebald

✔Swirls

✔Runes

✔Stitches

✔Stained Glass

✔Rosettes

✖Extremely Close-knit Dots 

✖Markings that are too uniform

Colors:

✔Overall Black and/or White !!

✔Cyan/Teal !!

✔Blue !!

✔Dark/Dull Purple

✔Lavender/Pastel Purple

✔Forest/Swamp Greens

✔Pastel Rainbow/Partial Rainbow

✖Multiple Neon Colors

✖Absolute Black/White