Following the rebirth of the Green Lantern Corps and Hal Jordan, the renegade Sinestro who was revealed to had been also alive had escaped into the Anti-Matter Universe where he came into the service of the Anti-Monitor. There, he enslaved the Weaponers of Qward in order to create the weapons for his own twisted version of the Green Lantern Corps known as the Sinestro Corps who were based on the power of fear in the Emotional Spectrum. After the creation of the Qwardian Central Power Battery and Qwardian Power Rings, a method of training as well as recruitment began which occurred secretly on Qward.