Pokemon. In 🏀 GSC, Pokerus doubled the amount of Stat Exp received at the end of battle,

meaning your stats grew twice as 🏀 fast. Now in Generations III and IV, the virus will

double the amount of EVs that your Pokemon earn. Pokerus 🏀 will be caught randomly by one

of your Pokemon after beating a wild Pokemon. When you next visit a Pokemon 🏀 Center,