This was my team for my first run through of the league (hardcap, set mode, no items).
Weavile (Rami) - Choice Scarf/Black Glasses, Pressure, 252 Atk 252 Speed
-Icicle Crash
-Ice Shard
-Knock Off
-Brick Break
Excadrill (Nia) - Iron Gem, Sand Rush, 252 Atk 252 Speed
-Earthquake
-Rock Slide
-Swords Dance
-Iron Head
Lycanroc-Dusk (Spokesperson) - Lycanium-Z, Tough Claws, 252 Atk 252 Speed
-Rock Slide
-Stone Edge
-Accelerock
-Fire Fang
Aegislash (Durandal) - Life Orb, Stance Change, 252 HP 252 Atk
-Shadow Sneak
-Iron Head
-Sacred Sword
-King's Shield
Salamence (Valkyrie) - Salamencite, Intimidate, 252 Sp.Atk 252 Speed
-Dragon Pulse
-Flamethrower
-Hyper Voice
-Dragon Dance
Azumarill (Trident) - Life Orb, Huge Power, 252 HP, 252 Atk
-Aqua Jet
-Belly Drum
-Play Rough
-Aqua Tail