Trying to get back into the game, advice please.

Foretress @ Leftovers
Sturdy
Relaxed
EV's 252 HP 252 Def 4 Atk
Rapid Spin
Earthquake
Gyro Ball
Stealth Rock

Blissey @ Leftovers
Natural Cure
Bold
EV's 110 SpA 148 HP 252 Def
Ice Beam
Seismic Toss
Softboiled
Aromatherapy

Gengar @ Choice Scarf
Levitate
Timid
EV's 252 SpA 192 Spe 64 HP
Hypnosis
Shadow Ball
Focus Blast
Thunderbolt

Machamp @ Choice Band
No Guard
Adamant
EV's 252 HP 252 Atk 4 Spe
Dynamic Punch
Stone Edge
Ice Punch
Thunder Punch

Dragonite @ Yache Berry
Inner Focus
Jolly
EV's 252 Atk 252 Spe 4 HP
Dragon Dance
Outrage
Fire Punch
Earthquake

Vaporeon @ Leftovers
Water Absorb
Bold
EV’s 252 Def 188 HP 68 SpA
Wish
Hidden Power[Electric]
Ice Beam
Protect
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