Pokemon Diamond DS, How to beat the Pokemon League?
get your pokemon to aleat level 50 and get these type on pokemon 1 gym called Aaron uses Bug so use FIRE 2 gym called Bertha uses Ground so use WATER 3 gym called Flint uses 2 fire pokemon, 1 steel, 1 normal, ghost/flying so use a WATER pokemon, FIRE, FIGHTING, ELECTRIC 4 gym called Lucian uses Pyshic so use PYSHIC back And the champion uses -Spiritomb – has no weakness -Garchomp – Water/Ice -Gastrodon – Grass -Milotic – Grass -Rosearade – Fire -Lucario – Fighting/Fire/Phschic/Flying So what i think u must use is Fire, Water, Grass, Physchic, Electric, Fighting I team with these type could defeat the Elite 4 And Champion *REMEBER* To back (max) Revive And Super Potion and b4 fighting the champion revive all ur pokemon back and give the the super potion so that there HP are full