This is the time where a savvy dynasty or keeper league fantasy football player can shine – that space in between free agency and the draft, when you can make moves while your league mates are still waking up from their offseason naps. To get the most value during this time of the year, you have to capitalize on low-cost/high-reward players that have slipped from people’s minds or left a bad taste in the owners mouths from 2017. I have four prime candidates that you can buy for pennies on the dollar right now.