This might not work, but oh wel
Pikachu HP 50 Lightning Common
Moves
Thundershock (LL) 20
Flip a coin, if heads, the Defending Pokemon is now Paralzyed
Pika Bolt (LLC) 30
Raichu HP 100 Rare
Poke Body: Static
When the Defending Pokemon attacks Raichu, flip a coin if heads, the Defending Pokemon is now Paralyzed. This Poke Body stays in effect until Raichu is knocked out
Moves
Agility (LLL) 30+
Flip a coin if heads this attack does 30 damage plus 20 more and Raichu is protected from all attacks and effects for the rest of turn. If tails, the attack does 30 damage
Thunder 70
Raichu does 20 damage to self