The Dark Red skin is one of the 66 currently available skins in Slither.io.
It used to be one of the 9 default skins the game cycled through while playing without sharing the game on Facebook or Twitter. Now it is a default skin when a player doesn’t select a skin.
Lavender-Purple | Indigo-Blue | Cyan | Lime Green | Yellow | Orange | Pink-Red | Dark Red | Magenta |