Ghost types are weak against other Ghost type moves along with Dark type moves.
A slug moves slowly and so does a snail
I think you are talking about the Mouse.
Ghost types are weak against Dark and Ghost type moves.
becuase it moves and looks like a mouse.
Ghost moves, Dark Moves, And Any Moves That Don't Physically Hit The Opponent.
Ghost-type Pokemon are weak against Ghost and Dark-type moves.
slowly
Glaciers move slowly.
Bug moves, Dark moves, Ghost moves.
Ghost and Dark type moves.
It moves slowly and steadily.