Where all the other Unknowns are. You have to wander about till you happen to find one. I would check between P&R first. ;)
an unown
Nope. You can only have single Unown.
Unown
unown
unown
in dimond in the national dex its tangela in the sino dex its unown (unown is a Pokemon by the way)
It's Unown, it can be found at the Solaceon Ruins.
You can find the M form of Unown in the Solaceon Ruins of Pokemon Platinum. This form of Unown appears in the dead-end rooms of the Ruins.
Unown. In the solaceon ruins
114 is Unown, found in the Solaceon Ruins.
There is no powerful Pokemon. All the Pokemon found in the ruins are Unown. The special ones you may be thinking of are the new "?" and "!" Unown.
In the Unown Cave, east of Soleacon Town.