Before you participate in any kind of Fantasy baseball auction draft for the 2019 season, you need to see what Ariel Cohen has to say. 

Ariel is the creator of the ATC (Average Total Cost) Projection System. He has been nominated and is a finalist for two FSWA Awards: Baseball Article of the Year and Baseball Writer of the Year. Ariel and his Fantasy partner, Reuven Guy, have used the ATC system projections to finish in the money in several NFBC, RTSports, and Doubt Wars leagues, racking up several division titles in the process. He will be competing in Tout Wars and The Great Fantasy Baseball Invitational this year.

Cohen, who is a contributor at FanGraphs and RotoGraphs, is a fellow of the Casualty Actuarial Society (CAS) and the Society of Actuaries (SOA). He is a Vice President of Risk Management for a large international insurance and reinsurance company, so if there's anybody who can help you change Fantasy baseball rankings into auction values, it's him. 

We can tell his method assigns a $40.90 value to Red Sox outfielder Mookie Betts in 5x5 10-team roto leagues. And it's made the call on every other player, and there are some BIG surprises in the top 10. These are the rankings you ABSOLUTELY need to see 

So how do you build your own auction values for Fantasy baseball drafts? And how much is Manny Machado worth? ... Join SportsLine right now to see the complete guide to building Fantasy baseball auction rankings, plus find out how much every player is worth in any kind of format, all from the Fantasy baseball expert with a proven track record of giving out league-winning advice.