Tiers are a simple but effective way of plotting out a draft strategy that assures you won't fall behind at any position while maximizing your return on every pick. They serve as an alternate form of rankings that groups players by expected level of production, denoting the points in the rankings where the most significant drop-offs occur. In the heat of a draft, you'll know which position to target by observing which one is closest to having its current tier depleted.
Below are the relief pitcher tiers for 2020, specifically emphasizing those in line for saves. They reflect how changing attitudes toward the closer role. We also broke down the position on the Fantasy Baseball Today podcast last week, breaking down each tier and giving our sleepers, breakouts, and busts for the position, along with some talk about how the shortened season may need to lead to a change in how you value relievers: