Shironoyume

Thanks for your answers ! Just one question for my roserade, how can i teach him sleep powder or sludge bomb ? He doesn't learn it by levelling and I don't find where are these TM in the game

Hi guys ! I need your help to complete my team, i don't know what to take ! I got : - Gengar with hyponis , shadow ball, dream eater, dark pulse - Arcanine with Thunder fang, extreme speed, crunch, flamethrower - Gyarados with earthquake, aqua tail, ice fang, dragon dance - Roserade with : Poison spikes, giga drain, leech seed, and i don't know what to give her as last attack And that's it, i need to other pokemon, i thought to take a glaceon or sylveon for the dragon type ? And maybe something like a gardevoir ? I don't know, advice me please ! :D Have a nice day