Elite Four

Rika is the first Elite Four member you will face and focuses on Ground-type Pokémon

Elite Four Rika	Whiscash	Camerupt	Donphan	Dugtrio	Clodsire
Battle Type Items	Level 57	Level 57	Level 57	Level 57	Level 58
	Oblivious	Magma Armor	Sturdy	Sand Veil	Water Absorb
	Attacks: Muddy Water Earth Power Blizzard Future Sight	Attacks: Earth Power Fire Blast Flash Cannon Yawn	Attacks: Earthquake Stone Edge Iron Head Poison Jab	Attacks: Earthquake Rock Slide Sucker Punch Sandstorm	Attacks: Earthquake Liquidation Toxic Protect
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					Tera Type Ground

After defeating Rika, you will face Rika's young friend Poppy. Poppy has been eager to battle you for a while and focuses on Steel-type Pokémon

Elite Four Poppy	Copperajah	Magnezone	Bronzong	Corviknight	Tinkaton
Battle Type Items	Level 58	Level 58	Level 58	Level 58	Level 59
	Sheer Force	Sturdy	Levitate	Pressure	Mold Breaker
	Attacks: High Horsepower Play Rough Heavy Slam Stealth Rock	Attacks: Discharge Flash Cannon Light Screen Tri Attack	Attacks: Iron Head Zen Headbutt Rock Blast Earthquake	Attacks: Brave Bird Iron Head Body Press Iron Defense	Attacks: Play Rough Gigaton Hammer Brick Break Stone Edge
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					Tera Type Steel

After defeating Poppy, the next Elite Four member gets called in and it is Larry, the Medali Gym Leader. He mentions how get called in to be both Elite Four Member and Gym Leader, and mentions he has to specialise in a different type. He focuses on Flying-type Pokémon in this battle

Elite Four Larry	Tropius	Oricorio	Altaria	Staraptor	Flamigo
Battle Type Items	Level 59	Level 59	Level 59	Level 59	Level 60
	Chlorophyll	Dancer	Natural Cure	Intimidate	Scrappy
	Attacks: Air Slash Solar Beam Dragon Pulse Sunny Day	Attacks: Revelation Dance Air Slash Teeter Dance Icy Wind	Attacks: Moonblast Flamethrower Ice Beam Dragon Pulse	Attacks: Facade Brave Bird Close Combat Thief	Attacks: Brave Bird Close Combat Throat Chop Liquidation
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					Tera Type Flying

After defeating Larry, Larry will call in Hassel, one of your teachers, for the next battle. Hassel focuses on Dragon-type Pokémon

Elite Four Hassel	Noivern	Haxorus	Dragalge	Flapple	Baxcalibur
Battle Type Items	Level 60	Level 60	Level 60	Level 60	Level 61
	Infiltrator	Mold Breaker	Poison Point	Ripen	Thermal Exchange
	Attacks: Air Slash Dragon Pulse Super Fang Hyper Voice	Attacks: Dragon Claw Crunch Iron Head Rock Tomb	Attacks: Sludge Bomb Dragon Pulse Hydro Pump Thunderbolt	Attacks: Dragon Rush Seed Bomb Aerial Ace Leech Seed	Attacks: Icicle Crash Brick Break Glaive Rush
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					Tera Type Dragon

Defeat all of the Elite Four and you will be able to battle one of the champions to gain your champion rank. Due to following your progression, the Champion you face is the Top Champion, Geeta. She doesn't use any specific type but Terastallizes her Glimmora

Top Champion Geeta	Espathra	Gogoat	Veluza	Avalugg	Kingambit	Glimmora
Battle Type Items	Level 61	Level 61	Level 61	Level 61	Level 61	Level 62
	Opportunist	Sap Sipper	Mold Breaker	Own Tempo	Supreme Overlord	Toxic Debris
	Attacks: Lumina Crash Dazzling Gleam Quick Attack Reflect	Attacks: Horn Leech Zen Headbutt Play Rough Bulk Up	Attacks: Aqua Jet Liquidation Psycho Cut Ice Fang	Attacks: Avalanche Crunch Earthquake Body Press	Attacks: Iron Head Kowtow Cleave Zen Headbutt Stone Edge	Attacks: Tera Blast Sludge Wave Earth Power Dazzling Gleam
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						Tera Type Rock