Shiny Charizard - Level 100 @ Salac BerryAdamant - Blaze30/31/21/31/12/24252ATK/4DEF/252SPDBelly DrumFire PunchEarthquakeSubstituteUse Substitute on something Charizard scares away, then use Belly Drum as they break your Substitute. Salac Berry will activate, as Belly Drum + Substitute brings you down to 25% health. You know have +6 Attack, Blaze ability, and +1 Speed, which should allow you to sweep.
Shiny Feraligatr - Level 100 @ LeftoversAdamant - Torrent13/31/24/28/10/2428HP/252ATK/228SPDWaterfallEarthquakeDragon DanceIce PunchFeraligatr takes hits reasonably well, so Leftovers is pretty useful here. This is just the typical power-up/sweep physical attacker.
CMT for these ^^