...why would I do something as silly as that? Escaping is just your opinion, right? I chose the course of action I thought is correct, you're always pushing me around, I wanted to say this before...You're not the boss of me!
He is mostly joyful and is always seen to be Happy-go-lucky. Though he may not look like it but he is mostly smart as shown many times just like when he was training in Iron Island. Though he does not get angry easily but was pushed through his temper because of Pearl but the two got back to being friends later after resolving it.
Background
One of the main protagonists of the Diamond/Pearl arc of the Pokémon Special (known as Pokémon Adventures in America) manga. He is currently traveling Sinnoh along with his best friend and manzai partner, Pearl, and escorting Lady Berlitz through her Journey to Mt. Coronet. He is based off Lucas of Pokémon Diamond/Pearl and Platinum.
Plot
Diamond and Pearl Chapter
Apparently, Dia knew all along that Platinum was not just a tour guide, though he kept it secret because he didn't want his friendship to be destroyed. After the course of time, the three continued to travel and became closer friends but after sometime they're secret was revealed.
Platinum Chapter
As of this chapter, it is stated that both him and Pearl are trying to find the legendary Pokémon at Charon's notebook that he left during the ending of the Diamond and Pearl Chapter.
Pokémon
Information
Lax is a very big eater. He, as well as Diamond, is almost always seen with food. He is a powerful Pokémon and is at high potential of evolving into a Snorlax.
Lax's known moves are Tackle, Rollout, Lick and Fling.
Munchlax♂
Pokémon
Information
Tru was a Pokémon received by Platinum. He is very relaxed and always evolves at the same time as Pearl's Chimler. He is very slow but is a powerful Pokemon.
Tru's known moves are Razor Leaf, Tackle,
Turtwig>Grotle>Torterra♂
Pokémon
Information
Don was given to Diamond by Byron. He was Diamond's fist Pokémon obtained besides Tru and Lax.
Don's known moves are Iron Head, Iron Tail and Metal Burst
Sheildon>Bastiodon♂
Pokémon
Information
Tung was caught by Diamond after it was following him around. It evolved into a Lickilicky before he caught it.
Tung's known moves are Dig, Me First, Power Whip, Rollout, Slam, Wring Out
Lickitung>Lickilicky♂
Pokémon
Information
Moo was originally Platinum's Pokémon but was given to Diamond because he reminded her of him.
Moo's only known move is Blizzard.
Mamoswine♂
Pokémon
Information
Gi was caught by Diamond to help defeat Dialga and Palkia.
Gi's known moves are Avalanche and Crush Grip and has the ability Slow Start.
Regigigas
Gallery
Diamond and Pearl Chapter
Diamond
Diamond and Pearl friends again after their argument
Diamond repeating his statement to Pearl
Diamond angry at Pearl
Diamond without his hat
Diamond being blown away by Cyrus' Pokémon.
The egg that diamond saved
Diamond and Pearl face off against Dialga and Palkia.
