3.5 Is The Most Preferred System For It's Complex Rules And Fun Character Options, However 4e Is Much Simpler To Understand And Is Still In Most Stores Today. It Plays Out Like An MMO In It's Rule...
In 4th edition Dungeons and Dragons there is a humanoid race called: Dragonborn which are scaly and bipedal and can blast enemies with an elemental breath weapon.
That depends on if you want to be a mindless sheep giving in to the money trap of 4th edition. If you actually want to have fun playing D&D, buy 3rd edition. 3rd edition is out of print, however,...