Either moltres or infernape
fire is Mr mimes weakness
It depends if you have a way you can cheat or not
The best Pokemon to have in Pokemon diamond is Arceus because he has the best stats in Pokemon diamond. Answer 2 Marowak and Latios are better. Answer 3 Dragonite would have to be the best! It has great stats, is immune to a lot of types and can learn many moves like fire-type moves to deal with super effective ice-types.
You cnnot catch it in Pokemon fire red ,but you can catch it in Pokemon Diamond and Pearl.If you want it to be in your fire red,you will have to migrate it from your Diamond/pearl to your fire red.
fire, bug, and poison types of course!
undergruond mineing in walls
Have a good Fire and/or Ground Type...
The best place to train a lv 30 fire type in Pokemon diamond would be next to snow point city because there are lv 30 Pokemon there that ice and grass but run away from the sneasel.
You can only "learn" Fire Punch in Diamond via breeding a Pokemon with another who already knows Fire Punch (Magmar for example)
Fire types are good against Steel,Ice,Bug,and Grass Pokemon.
the best way to beat the 7th gym leader is with a fire type Pokemon
There are 18 Fire Attacks in Pokemon Diamond, Pearl and Platinum.