-

Hyphens and dashes are often used to indicate blank things in the Pokémon games:

• The glitch Pokémon named -.
• Another glitch Pokémon, -----, also known as DPBox or invisible Shiny Bulbasaur.
• The glitch move --, also known as Cooltrainer.
• The Abilities --, ----- and -------, used to represent no Ability.
• The Mystery Zone, also known as ----.