yes, you can see keys with x-ray specs. you can see any item or foe with them in a dungeon.
No you use the X-ray specs to see your enemies in the Dungeon.
You can sometimes find keys on the lowest levels of Aegis Cave. You can also buy them at the Kecleon shop in Treasure Town sometimes, they are 8000 poke.
Desert Region has 20 floors. Desert Region has many keys for opening locked doors. There are sandstorms on random floors you have to be preprared for. There are no Legendary Pokemon at the end of the dungeon; you want to go for keys and to recruit Pokemon.
Mt. Faraway 30th floor. (Ho-Oh's Dungeon) I hope you find it! Right, you'll also need a key to get to it so, before you go to Mt. Faraway, go to the solar cavethen you can get 3 or more keys if you finish the dungeon (15f or 20f) i forgot how many but its about that much. Now I hope you find it!-Mystery Writer(PS: there are some places in solar cave were you can use a key to unlock doors like the one in mt. faraway so don't use them all, but i think its either surf or dive in them
The keys (and you can buy more from the Kecleon store) are used to unlock treasure rooms inside certain dungeons. For example, Zero Isle North has one containing 6 Joy Seeds on floor 40, but others have things like the stat-boosting Silk items, and treasure items for the legendary pokemon.
Solar cave on the 15th floor as you go thru the dungeon you'll see Keys on the ground pick them up so you can open the lock on the 10th floor Containing Dive then as you make your way to the 15th floor there's another lock box contain Waterfall open it with the Key you found.
There are loads in western cave.
You have to be lucky and find them random in dungeons
you usually can find keys in the solar cave
There are tons of keys in that dungeon with Mewtwo in it, or you can always buy 'em(They're 8000 Poke in the Kecleon shop)
you find them in dungeons
You can get keys after you beat the game. They are mostly found in Solar Cave, or bought from the Kecleon Market.
I have found keys in these dungeons: Buried relic, Solar cave, Desert resort ( I haven't found any there but i have heard you can find them there.
sometimes in dungeons you will find a door if you have a key you can open it the door sometimes the door opens to a rare Pokemon that can be recruited or a rare item
You can sometimes find keys on the lowest levels of Aegis Cave. You can also buy them at the Kecleon shop in Treasure Town sometimes, they are 8000 poke.
Desert Region has 20 floors. Desert Region has many keys for opening locked doors. There are sandstorms on random floors you have to be preprared for. There are no Legendary Pokemon at the end of the dungeon; you want to go for keys and to recruit Pokemon.
there have been many sightings of key in solar cave but 2 get more keys go to desert region. best types there are: Ground Rock Steel
20 floors, and in those you can find keys, HM Waterfall, and HM Surf. You'll also be able to find Link Cables in the places the HMs were after you get them (useful for evolving certain types of pokemon.)