PokeRus is not bad at all. It doubles Effort Values (EVs) that you get from Pokemon.The only bad thing about it is that after a day or so, you cannot spread it anymore (unless they are in your PC)
How to change your username How to add a user avatar Why was my post hidden? The points system Question etiquette Flags vs Downvotes Anime FAQ
Type a Pokemon name, type, move or ability to see instant results.