"Dragonite is capable of circling the globe in just 16 hours. It is a kindhearted Pokémon that leads lost and foundering ships in a storm to the safety of land."
If Dratini and Dragonair were the kind of Dragon-types you were expecting, then Dragonite will calm your fears. This is a pure dragon plain and simple, and people have loved Dragonite basically since the beginning, and even after all these years and generations, it keeps popping up because fans love it so much. It's been battled constantly, Ash had to beat one to win the Orange Islands League, and Iris even caught one in Unova.
Dragonite's Basic Attacks are Dragon Breath and Steel Wing, while its Special Attacks are Wrap, Aqua Tail, Dragon Pulse, Dragon Claw, Hyper Beam.