SS OU Trying to make a dragonite team

[Scholarlymilk]

So dragonite is my favorite Pokémon and I’m trying to make a team that works well with him
I’m not trying to make this the best it can be because I want to use Pokémon I like. I am relatively new to building teams so I don’t know what works well together.
my team so far is
Dragonite @ Lum Berry
Ability: Multiscale
EVs: 252 Atk / 4 Def / 252 Spe
Adamant Nature
- Dragon Dance
- Outrage
- Extreme Speed
- Earthquake

Excadrill @ Focus Sash
Ability: Mold Breaker
EVs: 252 Atk / 4 Def / 252 Spe
Jolly Nature
- Stealth Rock
- Rapid Spin
- Earthquake
- Iron Head

Keldeo @ Leftovers
Ability: Justified
EVs: 252 SpA / 4 SpD / 252 Spe
Timid Nature
- Calm Mind
- Scald
- Secret Sword
- Taunt

Gengar @ Black Sludge
Ability: Cursed Body
EVs: 252 SpA / 4 SpD / 252 Spe
Timid Nature
- Substitute
- Nasty Plot
- Shadow Ball
- Focus Blast

Clefable @ Leftovers
Ability: Magic Guard
EVs: 252 HP / 252 Def / 4 SpD
Bold Nature
- Moonblast
- Soft-Boiled
- Stealth Rock
- Knock Off

Open to any suggestions
Looking for broader suggestions not certain Pokémon

 

[Dredrick]

You might need to check the rules thread, I think you're missing a few things you need for a thread

 

[tysgod]

Please make sure to have at least 3 lines of description for each mon in your team and read RMT rules before posting.