Underused pokemon are pokemon that hardly ever used do to the fact that they are on the wimpy side. The pokemon in this battle tier are:
Absol, Altaria, Ampharos, Arbok, Azumarill, Banette, Bellossom, Butterfree, Cacturne, Camerupt, Carnivine, Cherrim, Clefable, Crawdaunt, Dodrio, Dunsparce, Electrode, Fearow, Flareon, Froslass, Gastrodon, Girafarig, Gorebyss, Granbull, Grumpig, Hitmontop, Honchkrow, Hypno, Jumpluff, Kecleon, Linoone, Lopunny, Lumineon, Lunatone, Manectric, Mantine, Marowak, Mr. Mime, Muk, Nidoqueen, Octillery, Persian, Pikachu, Politoed, Primeape, Purugly, Quagsire, Qwilfish, Raichu, Rapidash, Raticate, Relicanth, Rotom, Sableye, Sandslash, Scyther, Seviper, Shedinja, Shiftry, Shuckle, Solrock, Stantler, Skuntank, Swalot, Swellow, Tentacruel, Toxicroak, Vespiquen, Victreebel, Wailord, Whiscash, Wigglytuff, Wormadam, Vileplume, Xatu.
These pokemon can be used in all contests accept NU contests. Only UU and NU can be used in UU contests.