This hack is very good although the AI is pretty mediocre. Already beat the World Championships (including Ash with all lvl 100 pokes) with the following team:
Excadrill - lvl. 74 Moves: Swords Dance, EQ, Rock Slide, Metal Claw
Lanturn - lvl. 69 Moves: Hydro Pump, Surf, Spark, Confuse Ray
Charizard - lvl. 67 Moves: Fly, Glide, Fire Blow, Lava Surf
Heracross - lvl. 66 Moves: Megahorn, Rock Climb, Ice Smash, Focus Punch
Haxorus - lvl. 66 Moves: Outrage, Slash, Double Kick, Swords Dance
Walrein - lvl. 65 Moves: Surf, Aurora Beam, Body Slam, Encore