ORAS OU First time OU team, please rate :)

[Ermurgok]

Hey everyone :), this is my first time posting and making a competitive Pokemon team, please rate and suggest improvements for it :).

Lopunny-Mega (F) @ Lopunnite
Ability: Scrappy
EVs: 4 HP / 252 Atk / 252 Spe
Jolly Nature
- Protect
- Ice Punch
- Return
- High Jump Kick

Bisharp (M) @ Black Glasses
Ability: Inner Focus
EVs: 252 Atk / 120 Def / 136 SpD
Adamant Nature
- Iron Head
- Night Slash
- Poison Jab
- Sucker Punch

Gengar (F) @ Focus Sash
Ability: Levitate
EVs: 128 HP / 252 SpA / 128 Spe
Timid Nature
- Shadow Ball
- Sludge Bomb
- Dazzling Gleam
- Destiny Bond

Reuniclus (F) @ Life Orb
Ability: Magic Guard
EVs: 252 HP / 4 Def / 252 SpD
Calm Nature
IVs: 0 Spe
- Trick Room
- Recover
- Psychic
- Energy Ball

Klefki (M) @ Leftovers
Ability: Prankster
EVs: 4 HP / 252 Def / 252 SpD
Bold Nature
- Spikes
- Thunder Wave
- Dazzling Gleam
- Toxic

Gyarados (F) @ Expert Belt
Ability: Intimidate
EVs: 252 Atk / 252 SpD / 4 Spe
Adamant Nature
- Earthquake
- Dragon Dance
- Waterfall
- Dragon Tail