Crustle @ White Herb
EVs:252 Atk / 4 Def / 252 Spe
- Stone Edge / Rock Blast
- Shell Smash
Additional Item Options: Rockium Z, Life Orb, Mental Herb, Buginium Z
Notes: Crustle has access to Shell Smash, which allows it to act as a threatening sweeper. It also has the options to set up both Stealth Rock and Spikes while keeping an offensive presence, giving it a solid role as a suicide hazard setter.