[RATE MY TEAM] (VGC15) First "real" team I made Fire/Grass Pledge

[Kuekevin]

Venusaur @ Black Sludge  
Ability: Chlorophyll  
Level: 50  
EVs: 184 HP / 76 Def / 60 SpA / 188 SpD  
Calm Nature  
- Grass Pledge  
- Protect  
- Leech Seed  
- Sludge Bomb  

Charizard @ Charizardite Y  
Ability: Blaze  
Level: 50  
EVs: 188 HP / 196 Def / 4 SpA / 4 SpD / 116 Spe  
Modest Nature  
- Fire Pledge  
- Protect  
- Solar Beam  
- Tailwind  

Milotic @ Maranga Berry  
Ability: Competitive  
Level: 50  
EVs: 228 HP / 164 Def / 92 SpA / 12 SpD / 12 Spe  
Modest Nature  
- Scald  
- Icy Wind  
- Recover  
- Protect  

Mamoswine @ Life Orb  
Ability: Thick Fat  
Level: 66  
EVs: 28 HP / 252 Atk / 20 Def / 4 SpD / 204 Spe  
Jolly Nature  
- Earthquake  
- Ice Shard  
- Rock Slide  
- Superpower  

Sableye @ Mental Herb  
Ability: Prankster  
Level: 50  
EVs: 252 HP / 4 Def / 252 SpD  
Calm Nature  
- Quash  
- Sunny Day  
- Will-O-Wisp  
- Taunt  

Aegislash @ Safety Goggles  (maybe weakness policy)
Ability: Stance Change  
Level: 63  
EVs: 248 HP / 124 Def / 132 SpA / 4 SpD  
Modest Nature  
- King's Shield  
- Flash Cannon  
- Shadow Ball  
- Wide Guard  


I dont really have any explanation besides the Obvious and this is like the first real team i made for VGC without outright copying someone else