Free agent reliever Josh Hader signed a historic deal with the Houston Astros on Friday. His total figure falls short of the $102 million deal Mets closer Edwin Diaz netted last winter but Hader's five-year, $95 million contract is the largest for a reliever in MLB history as it does not contain any referrals. Diaz's deal contains deferrals and is said to be around $94 million in present-day value. That, folks, is not a coincidence.The Astros undoubtedly improve with the deal. Whether or not ...