i believe its Victini's V-create which has a damage of 180
That depends on your definition of powerful.
The next series is called pokemon black and white
Mewthree is not an attack. It is a fan-created pokemon in chaos black, but not in any of the real, authorized pokemon games.
The Black Belt boosts the attack of Fighting moves.
black kyurem in black2
if you run out of pp for your moves when you attack your Pokemon uses struggle, a low damage high recoil move.
Tepig.
Get a faster pokemon, then find him again.
using a powerful water and grass type
According to Pokemon Black and White, its most powerful move is Double-Edge.
You can't catch those Pokemon on Pokemon Black. You'll have to either trade for them or transfer them from a DS Series game.
So far, yes. However, it's unlikely that the Pokemon series will stop with Generation V (Black & White), as the games continue to be successful.