I plan on using this team in really just a bunch of competitions but mostly ranked battles.
Grimsnarl@Light Clay
Trait: Prankster
Nature: Bold (+Defense -Attack)
EVs: 252 HP, 128 Defense, 128 Sp. Defense
Role: Screen Set up
Reflect
Light Screen
Torment
Foul Play
Coalossal@Rocky Helmet
Trait: Flash Fire
Nature: Adamant (+Attack, -Sp. Attack)
EVs: 252 HP, 128 Defense, 128 Sp. Defense
Role: Trap Set up
Flare Blitz
Rock Slide
Stealth Rock
Spikes
Milotic@Flame Orb
Trait: Marvel Scale
Nature: Modest (+Sp. Attack, -Attack)
EVs: 252 HP, 252 Sp. Attack, 4 Defense (I think)
Role: Special Tank
Scald
Ice Beam
Recover
Flip Turn
Ferrothorn@Leftovers
Trait: Iron Barbs
Nature: Brave (+Attack, -Speed)
EVs: 252 HP, 252 Attack, 4 Defense
Role: Physical Tank
Power Whip
Gyro Ball
Curse
Leech Seed
Togekiss@Expert Belt
Trait: Serene Grace
Nature: Timid (+Speed, -Attack)
EVs: 252 Sp. Attack, 252 Speed, 4 HP
Role: Special Sweeper
Dazzling Gleam
Air Slash
Flamethrower
Life Dew
Charizard (G-Max)@Life Orb
Trait: Blaze
Nature: Timid
EVs: 252 Speed, 252 Special Attack, 4 HP
Role: Special Sweeper
Flamethrower
Air Slash
Dragon Pulse
Scorching Sands
Please let me know if there is anything that could be improved. Thank you in advance!