Pokémon Ultra Sun/Moon Hardcore Nuzlocke - POISON POKEMON ONLY! (No items/overleveling)

The question is, can I beat a Pokemon Hardcore Nuzlocke challenge in Ultra Sun & Moon using only Poison type Pokemon? Well, it's a short question, but with a long answer, get some popcorn and a beverage and hope you enjoy! Here's some Meatball content you might've missed! ►Pokemon TCG Chaos Draft:    • IT'S JUST WATER DARKNESS FORMAT! | Pokemon...   ► Yu-Gi-Oh Progression of the Master #4:    • AI Omniscience | Yu-Gi-Oh! Progression of ...   ► Yu-Gi-Oh Progression of the Master #5:    • Advanced Heraldry | Yu-Gi-Oh! Progression ...   ►Pokemon NAIC Recap:    • The Big One - Competitive Pokemon Regional...   ► Why Eevee Was OP:    • Why Eevee Was OP In 2017 ft. James Baek   ► Subscribe to the second channel!    / @chaoticmeatballtcg5825   ► Subscribe to Beastcoast Pokemon, the collab channel I'm in with Aaron "Cybertron" Zheng, James Baek, and Celio's Network!    / @beastcoastpokemon   ► Twitch:   / chaoticmeatballtv   ► Twitter:   / chaoticmeatball   ► Discord:   / discord   ► Patreon:   / chaoticmeatball   Rules of the challenge: Normal Nuzlocke Ruleset: 1. Fainting = Death 2. Can only catch the Type Pokémon on each Route (Species Clause) 3. Nickname Pokémon Hardcore Nuzlocke Ruleset: 4. No items in battle (held items okay) 5. No leveling past the next gym leader/E4 (at the START of the battle) 6. Play on "Set" battle mode