Dynasty Draft Pick Trade Strategy (2020 Fantasy Football) Trading in dynasty leagues is very often half of the fun. League activity like trades begets more activity, and it’s an exciting facet of dynasty leagues that lasts year-round. This is especially true because of the inclusion of rookie draft picks to the trade asset pile. Rookie draft picks can be used to hasten a rebuilding effort or to acquire assets that can help you contend immediately. The first thing to determine when trading for dynasty league rookie draft picks is the timing.