A week following the outbreak, it forced Blizzard to wow classic gold restart every WoW server to prevent it from spreading out of control.

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Hakkar would toss Corrupted Blood on gamers and it might damage them for approximately ten minutes. Players would disperse the effect to others when they got too close to those infected. Following the 10 seconds were completed, or players finished the boss battle, the harmful impact was supposed to finish. Only it did not.

A programming oversight allowed the debuff to spread beyond the website of the Hakkar boss fight and to the world at large. Much like rats fueled the Bubonic Plague, personalities' trained animals spurred the Corrupted Blood outbreak. Hunter characters may summon and discount pets to fight in their side at will. Once ignored, all of the consequences on the pets are paused until it's known as back out again. In effect, the pets would contract Corrupted Blood through the boss fight, disappear then display the symptoms again elsewhere in the world map when they were summoned. There it might spread to other pets and players that came in contact with them.

Cities such as the dwarven town Ironforge and orc town Orgrimmar were overrun in hours. Non-playable personalities, who couldn't die as a result of particular coding, could also catch the impact, meaning any participant who passed them could receive Corrupted Blood.

Once word got out, players hunted frantically for cheap classic gold wow information about what was going on.