11) Pointy chin!

Skulls with pointy chins are perfect for a knife to go through.
12) Not only a skull, but also an octopus

Maybe we can call it “skulltopus”?
13) Keep it classy!

An old Hollywood-style, black and white skull tattoo.
14) Friday the 13th!

13 is the scariest number of all with lots of curses on it. It belongs with a skull, where the curses come alive.
15) Bloods in small skull tattoos

Your skull might be dead already. It doesn’t mean there is no longer blood flowing through its vains.