[L] Thunder Shock: 10
Flip a coin. If heads, your opponent’s Active Pokémon is now Paralyzed.
[C][C][C] Fly: 30
Flip a coin. If tails, this attack does nothing. If heads, prevent all effects of attacks, including damage, done to this Pokémon during your opponent’s next turn.
By learning how to fly, Pikachu overcame its weakness to Fighting Pokémon.