How Good Is Gen 3's Best Eeveelution Actually?

Jolteon has a superb Speed stat for the ADV OU metagame. It's respectable SpA and access to a strong STAB Thunderbolt give it fantastic tools for being one of the tier's best Revenge KOers. It might only be 22nd in the viability rankings, but Jolteon is head-and-shoulders above it's Eeveelution cousins. Team Paste: https://pokepast.es/cfcea6460694be36 Music: Pokemon Mystery Dungeon: Red/Blue Rescue Team --- Thunderwave Cave Pokemon Mystery Dungeon: Explorers of Sky --- Mystifying Forest Pokemon Mystery Dungeon: Explorers of Sky --- Amp Plains