I am making a competetive team to beat a friend at School. This is my Pokemon Blue Team so far. Tell me if I should add new pokemon or get rid of moves.

Blastoise, Lvl 66
-Surf
-Hydro Pump
-Strength
-Ice Beam

Rhydon, Lvl 60
-Fissure
-Rock Slide
-Mega Punch
-Mega Kick

Raichu, Lvl 64
-Thunder
-Thunderbolt
-Mega Punch
-Mega Kick

Pidgeot, Lvl 54
-Fly
-Mirror Move
-Quick Attack
-Agility

Chansey, Lvl 67
-Egg Bomb
-Softboiled
-Toxic
-Double Edge

Kadabra, Lvl 62
-Psychic
-Psybeam
-Recover
-Thunder