you cant find metal claw
In the dessert
The Claw fossil
the quick claw is in the Pokemon trainers school talk to the theacher and also you can find them in wild sandrews (steal them by covet of thief) mmm nothing more
it is right side
between lvl 12-18
there are different Pokemon in it
Pokemon ruby's version IS Pokemon ruby.
it is in the top right of the desert. you can choose between it and the claw fossil
you can revive it to get an anorith. the root fossil will give you lileep.
There is no TM for Dragonbreath, although several dragon Pokemon do learn it. You might be thinking of Dragon Claw, which you will find in Meteor Falls. Otherwise, there is no way you can get Dragonbreath as a TM.
Arceus is not possible to find in Pokemon Ruby. It was released in 2007 with Pokemon Diamond and Pearl
i don't think there is a "sharp claw" if you mean razor claw, its at victory road 1st floor, and route 224