I thought that Sun Ce traded the Imperial Seal to Yuan Shu for some land and about 2,000 troops. Though, I guess that both ways logically could work, with Yuan Shu giving the Sun family some land in a late payment for the seal.
But, didn’t Sun Jian fight against Liu Biao and Yuan Shu at the same time?
You have to remember, though; the very thing that makes you a nerd is that your enthusiasms are totally unrelatable and non-marketable to most of the world. For example, anime and celibacy. - Seanbaby