best 1v1 team

Team #1

Landorus (M) @ Life Orb
Ability: Sheer Force
Naive Nature
- Rock Slide
- Earth Power
- Substitute
- Sludge Wave

Mawile-Mega @ Mawilite
Ability: Intimidate
EVs: 240 HP / 252 Atk / 16 Spe
Adamant Nature
- Play Rough
- Sucker Punch
- Iron Head
- Swords Dance

Sableye-Mega @ Sablenite
Ability: Prankster
EVs: 252 HP / 252 Def / 4 SpD
Bold Nature
IVs: 0 Atk
- Will-O-Wisp
- Recover
- Dark Pulse
- Calm Mind

Team #2

Latios @ Choice Specs
Ability: Levitate
EVs: 252 SpA / 4 SpD / 252 Spe
Timid Nature
IVs: 0 Atk
- Draco Meteor
- Psyshock
- Trick
- Thunderbolt

Diancie @ Weakness Policy
Ability: Clear Body
EVs: 248 HP / 252 Def / 8 SpA
Relaxed Nature
IVs: 0 Spe
- Iron Defense
- Trick Room
- Moonblast
- Diamond Storm

Charizard-Mega-X @ Charizardite X
Ability: Tough Claws
EVs: 252 HP / 4 Atk / 252 Def
Impish Nature
- Flare Blitz
- Outrage
- Dragon Dance
- Counter

Team #3

Entei @ Assault Vest
Ability: Pressure
Shiny: Yes
EVs: 252 HP / 88 Atk / 168 SpD
Adamant Nature
- Sacred Fire
- Stone Edge
- Extreme Speed
- Iron Head

Kyurem-Black @ Choice Scarf
Ability: Teravolt
EVs: 244 HP / 16 Atk / 244 Def / 4 Spe
Lax Nature
- Outrage
- Ice Beam
- Earth Power
- Fusion Bolt

Charizard-Mega-X @ Charizardite X
Ability: Tough Claws
EVs: 252 Atk / 240 Def / 16 Spe
Impish Nature
- Endure
- Counter
- Outrage
- Flare Blitz