Sidney is the first member of the Elite Four and is one of the few Dark-type focused bosses in the entire history of the franchise. He will use Pokémon such as Shiftry in his battles

Elite Four Sidney	Mightyena	Shiftry	Cacturne	Sharpedo	Absol
Battle Type Single Battle Items	Level 50	Level 50	Level 50	Level 50	Level 52
	Attacks: Swagger Take Down Sucker Punch Crunch	Attacks: Fake Out Feint Attack Extrasensory Leaf Blade	Attacks: Leech Seed Payback Needle Arm Spiky Shield	Attacks: Crunch Poison Fang Aqua Jet Slash	Attacks: Aerial Ace Night Slash Psycho Cut Slash
	Hold Item: No Item	Hold Item: No Item	Hold Item: No Item	Hold Item: No Item	Hold Item: No Item

The second member is Phoebe. While you wouldn't expect it from her, she focuses in Ghost-type Pokémon and, in an upgrade from the originals, uses a Dusknoir in her battles.

Elite Four Phoebe	Dusclops	Banette	Sableye	Banette	Dusknoir
Battle Type Single Battle Items	Level 51	Level 51	Level 51	Level 51	Level 53
	Attacks: Shadow Punch Confuse Ray Curse Future Sight	Attacks: Shadow Ball Spite Will-O-Wisp Feint Attack	Attacks: Shadow Claw Foul Play Power Gem Fake Out	Attacks: Shadow Ball Grudge Toxic Psychic	Attacks: Hex Fire Punch Ice Punch Thunder Punch
	Hold Item: No Item	Hold Item: No Item	Hold Item: No Item	Hold Item: No Item	Hold Item: No Item

The third member is Glacia. Glacia focuses upon Ice-type Pokémon and has a team that fully monopolises on the weather, Hail. She has somewhat of a repeated team in the first match

Elite Four Glacia	Glalie	Froslass	Glalie	Froslass	Walrein
Battle Type Single Battle Items	Level 52	Level 52	Level 52	Level 52	Level 54
	Attacks: Light Screen Ice Shard Hail Crunch	Attacks: Confuse Ray Blizzard Hail Ominous Wind	Attacks: Protect Ice Shard Hail Freeze-Dry	Attacks: Draining Kiss Blizzard Hail Shadow Ball	Attacks: Surf Body Slam Blizzard Sheer Cold
	Hold Item: No Item	Hold Item: No Item	Hold Item: No Item	Hold Item: No Item	Hold Item: No Item

The final member is Drake. Drake focuses upon Dragon-type Pokémon and has a team that has a wide variety of moves.

Elite Four Drake	Altaria	Flygon	Kingdra	Flygon	Salamence
Battle Type Single Battle Items	Level 53	Level 53	Level 53	Level 53	Level 55
	Attacks: Aerial Ace Cotton Guard Dragon Pulse Moonblast	Attacks: Earthquake Dragon Claw Rock Slide Supersonic	Attacks: Dragon Pulse Surf Yawn Ice Beam	Attacks: Flamethrower Boomburst Dragon Pulse Screech	Attacks: Dragon Rush Zen Headbutt Crunch Thunder Fang
	Hold Item: No Item	Hold Item: No Item	Hold Item: No Item	Hold Item: No Item	Hold Item: No Item

Having encountered Steven Stone numerous times across the Hoenn region, it turns out that he is the champion of the Hoenn region. When you battle him, he will use his Mega Stickpin to Mega Evolve his Metagross.

Champion Steven	Skarmory	Claydol	Aggron	Cradily	Armaldo	Metagross
Battle Type Single Battle Items	Level 57	Level 57	Level 57	Level 57	Level 57	Level 59
	Attacks: Toxic Aerial Ace Spikes Steel Wing	Attacks: Reflect Light Screen Extrasensory Earth Power	Attacks: Stone Edge Earthquake Iron Tail Dragon Claw	Attacks: Giga Drain Ancient Power Sludge Bomb Confuse Ray	Attacks: X-Scissor Rock Blast Metal Claw Crush Claw	Attacks: Bullet Punch Zen Headbutt Meteor Mash Giga Impact
	Hold Item: No Item	Hold Item: No Item	Hold Item: No Item	Hold Item: No Item	Hold Item: No Item	Hold Item: Metagrossite

Sidney is the first member of the Elite Four and is one of the few Dark-type focused bosses in the entire history of the franchise. He will use Pokémon such as Shiftry in his battles

Elite Four Sidney	Scrafty	Shiftry	Sharpedo	Zoroark	Mandibuzz	Absol
Battle Type Single Battle Items	Level 70	Level 70	Level 70	Level 70	Level 70	Level 72
	Crunch Brick Break Poison Jab Dragon Claw	Fake Out Feint Attack Extrasensory Leaf Blade	Crunch Poison Fang Aqua Jet Slash	Night Slash Shadow Claw Dark Pulse Flamethrower	Brave Bird Bone Rush Feint Attack Tailwind	Aerial Ace Night Slash Psycho Cut Slash
	Hold Item: No Item	Hold Item: No Item	Hold Item: No Item	Hold Item: No Item	Hold Item: No Item	Hold Item: Absolite

The second member is Phoebe. While you wouldn't expect it from her, she focuses in Ghost-type Pokémon and, in an upgrade from the originals, uses a Dusknoir in her battles.

Elite Four Phoebe	Banette	Mismagius	Drifblim	Chandelure	Dusknoir	Sableye
Battle Type Single Battle Items	Level 71	Level 71	Level 71	Level 71	Level 71	Level 73
	Shadow Ball Grudge Toxic Psychic	Shadow Ball Power Gem Thunderbolt Pain Split	Phantom Force Psychic Icy Wind Acrobatics	Hex Flamethrower Energy Ball Dark Pulse	Hex Fire Punch Ice Punch Thunder Punch	Shadow Claw Foul Play Power Gem Fake Out
	Hold Item: No Item	Hold Item: No Item	Hold Item: No Item	Hold Item: No Item	Hold Item: No Item	Hold Item: Sablenite

The third member is Glacia. Glacia focuses upon Ice-type Pokémon and has a team that fully monopolises on the weather, Hail. She has somewhat of a repeated team in the first match

Elite Four Glacia	Abomasnow	Beartic	Froslass	Vanilluxe	Walrein	Glalie
Battle Type Single Battle Items	Level 72	Level 72	Level 72	Level 72	Level 72	Level 74
	Blizzard Wood Hammer Ice Shard Earthquake	Icicle Crash Slash Shadow Claw Brick Break	Draining Kiss Blizzard Hail Shadow Ball	Ice Beam Mirror Coat Freeze-Dry Signal Beam	Surf Body Slam Blizzard Sheer Cold	Protect Ice Shard Hail Freeze-Dry
	Hold Item: No Item	Hold Item: No Item	Hold Item: No Item	Hold Item: No Item	Hold Item: No Item	Hold Item: Glalitite

The final member is Drake. Drake focuses upon Dragon-type Pokémon and has a team that has a wide variety of moves.

Elite Four Drake	Altaria	Dragalge	Kingdra	Flygon	Haxorus	Salamence
Battle Type Single Battle Items	Level 73	Level 73	Level 73	Level 73	Level 73	Level 75
	Aerial Ace Cotton Guard Dragon Pulse Moonblast	Dragon Pulse Hydro Pump Sludge Wave Thunderbolt	Dragon Pulse Surf Yawn Ice Beam	Flamethrower Boomburst Dragon Pulse Screech	Dragon Claw Earthquake X-Scissor Shadow Claw	Dragon Rush Zen Headbutt Crunch Thunder Fang
	Hold Item: No Item	Hold Item: No Item	Hold Item: No Item	Hold Item: No Item	Hold Item: No Item	Hold Item: Salamencite

Having encountered Steven Stone numerous times across the Hoenn region, it turns out that he is the champion of the Hoenn region. When you battle him, he will use his Mega Stickpin to Mega Evolve his Metagross.

Champion Steven	Skarmory	Claydol	Carbink	Aerodactyl	Aggron	Metagross
Battle Type Single Battle Items	Level 77	Level 77	Level 77	Level 77	Level 77	Level 79
	Toxic Aerial Ace Spikes Steel Wing	Reflect Light Screen Extrasensory Earth Power	Moonblast Power Gem Psychic Earth Power	Rock Slide Ice Fang Thunder Fang Fire Fang	Stone Edge Earthquake Iron Tail Dragon Claw	Bullet Punch Zen Headbutt Meteor Mash Giga Impact
	Hold Item: No Item	Hold Item: No Item	Hold Item: No Item	Hold Item: No Item	Hold Item: No Item	Hold Item: Metagrossite