I am trying to beat the Psychic gym, but I keep losing. I can never win.
TEAM:
Sableye lvl. 22
Moves:
Astonish
Scratch
Forsight
Night Shade
Aron lvl. 11
Moves:
Tackle
Cut
Mud-Slap
Headbutt
Shuppet lvl. 26
Moves:
Screech
Night Shade
Curse
Spite
Graveller lvl. 35
Moves:
Magnitude
Rock Tomb
SelfDestruct
Strength
Manectric lvl. 32
Moves:
Roar
Quick Attack
Spark
Odor Sleuth
Swellow lvl. 45
Moves:
Peck
Aerial Ace
Wing Attack
Fly
What is the best strategy in fighting this gym and training up my Pokemon and the moves that I need.