In Gen 8 OU, Mandibuzz can function as a Special, Mixed, or Physical Flying-type wall.
Mandibuzz @ Heavy-Duty Boots
252 HP and SpD, 4 Spe/252 HP, 128 SpD and Def
Mandibuzz has 95 SpD, 110 HP, and 105 Def base stats. It's great at support, with moves like Knock Off, Tailwind, and Taunt. You can Pivot with U-Turn to get out of sticky situations, like a threatening Ice type. Overcoat is a great ability, granting it immunity to Stun Spore/Sleep Powder/Weather chip damage.