Ok, this isn't an entry hazard, but....
Dwebble (M) @ Lum Berry
EVs: 36 HP / 236 Atk / 76 Def / 4 SpD / 156 Spe
- Shell Smash
- Rock Blast
Pretty standard, shell smash. Sturdy for protection, and Lum berry, for preventing burn, the bane of physical attackers, or confusion, paralysis, etc.