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>Gets good attacking moves such as:
>Fake out
>Sucker punch
>Spirit break
>Foul Play
On top of that,
>gets a ton of great moves that have +1 priority due to its ability such as:
>Screens
>Fake Tears
>Thunder Wave
>Scary Face
>Taunt
>Trick
Just what were they thinking? You can literally randomize a moveset for it and it will be really impactful in a double battle.
Pokemon like Dusclops, Blaziken and some Box Legendaries have a 4 slot move syndrome or whatever, Grimmsnarl takes that to a whole new level