Onion

Onion is one of the Pokemon Jaiden caught and used during her first Nuzlocke.

History
Jaiden caught a Shroomish and named it Onion, It was Jaiden's Third Pokemon. Shroomish helped defeat the Rustboro gym, wally and and the Mauville gym.

At the Mauville city, Onion defeat the Magnamite in the gym and evolved into his fully evolved form Breloom.

Breloom kept fighting until Petalburg gym, where he was brutally killed by slaking. After his death, Jaiden states "I 'm Not Crying, Someone's Chopping Onions Here., While'' Slaking cuts Onion in half.