i need help with my future diamond team

[mudkip-max]

goukazaru:
shadow claw
flare drive
flamethrower
wiil-o-wisp

swampert:
arm hammer
earthquake
surf
muddy water

fuwaradio:
shadow ball
eerie wind
explosion
toxic

swellow:
fly
feather rest
air slash
ariel ace

altaria:
perish song
sky attack
ice beam
sing

shiftry:
explosion
sunny day
solarbeam
toxic

 

[Icosahedron]

Goukazaru @ Choice Band
Adamant Nature (+Atk, -Satk)
Trait: Blaze
- In Fight
- Blaze Kick/Flare Drive
- Thunderpunch
- Stone Edge/Shadow Claw

Swampert @ Leftovers
Relaxed Nature (+Def, -Spd)
Trait: Torrent
- Curse/Snow Slide
- Rest
- Waterfall/Snow Slide
- Earthquake

Fuwaraido @ Nothing
Modest Nature (+Satk, -Atk)
Trait: Acrobatic
- Calm Mind
- Shadow Ball
- Thunderbolt
- Baton Pass/Hypnosis

Swellow @ Toxic Orb
Adamant Nature (+Atk, -Satk)
Trait: Guts
- Facade
- Brave Bird
- Steel Wing
- Pursuit/Quick Attack

Altaria @ Leftovers
Modest Nature (+Satk, -Atk)
Trait: Natural Cure
- Flamethrower
- Dragon Pulse
- Sing
- Feather Rest

Shiftry @ Leftovers
Jolly Nature (+Spd, -Satk)
Trait: Chlorophyll
- Swords Dance
- Brick Break
- Aerial Ace
- Explosion

 

[Swellow_91]

Fuwaraido @ Leftovers
Timid nature
- Calm Mind
- Shadow ball
- Baton Pass
- Substitute / Hypnosis

 

[~Sirnight~]

Goukuzaru@Leftovers
Adamant
-Swords Dance
-Flare Drive
-In-Fight
-Stone Edge

Swampert@Leftovers
Brave
-Curse
-EQ
-Ice Punch/Snow Slide
-Waterfall

Fuwaraido@Hooked Spikes/Nothing
Timid/Bold
-Calm Mind
-Eerie Wind
-Baton Pass
-Sub

Swellow@Chioce Band
Adamant
-Aerial Ace/Brave Bird
-Return
-Quick Attack
-Steel Wing/Somersault

Altaria@Leftovers
Adamant
-Dragon Dance
-EQ
-Aerial Ace
-Dragon Claw/Dragon Dive

OR

Altaria@Adherence Glasses/Wisdom Glasses
Modest
-Dragon Pulse/Meteoric Swarm
-Ice Beam
-Flamethrower
-Filler

Shiftry@Hot Rock
Modest
-Sunny Day
-Scheme
-Solarbeam
-Focus Bomb