I am not sure of spawn time but when I camped him I camped at the end of the fedge he pops on. I then would either log to another toon or for the night. 1 day first thing in the morning before work he was up.
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"If you ask me, we could do with a little less motivation. The people who are causing all the trouble seem highly motivated to me. Serial killers, stock swindlers, drug dealers, Christian Republicans"
George Carlin.