Reserving vulpix.
Vulpix @ Eviolite
Ability: Drought
Level: 5
EVs: 196 Spa/ 76 Spd/ 236 Spe
timid
-flamethrower
-energy ball
-will o wisp
-whatever filler move
Pretty self explanatory. You live an hp ground or resist everything else, and then kill with flamethrower. You can even try to heal to full if you really want. or wisp on the switch. You even live after stealth rocks damage.
184+ SpA Snover Hidden Power Ground vs. 52 HP / 0 SpD Eviolite Vulpix: 10-12 (47.6 - 57.1%) -- guaranteed 2HKO after hail damage
(10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 12)
196 SpA Vulpix Flamethrower vs. 36 HP / 120 SpD Eviolite Snover: 28-36 (121.7 - 156.5%) -- guaranteed OHKO
(28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 36)