Who's your pick? I pick Jansen with the Dodgers because he has the lowest ERA... He's ranked #3 by ESPN..
Current closers and how they rank ESPN -
MLB Closer Report - 2017 PLAYER TEAM GP IP W-L ERA SV BS SV% K/BB K/9 WHIP BA Alex Colome Rays 50 52.2 2-3 3.25 35 5 87.5 2.1 7.5 1.23 .227 Greg Holland Rockies 45 43.0 2-3 2.72 35 3 92.1 2.6 11.3 1.16 .192 Kenley Jansen Dodgers 50 52.1 5-0 1.20 32 1 97.0 16.0 13.8 0.67 .160 Roberto Osuna Blue Jays 53 51.0 3-3 3.18 31 7 81.6 9.9 12.2 0.86 .200 Craig Kimbrel Red Sox 49 51.0 5-0 1.41 28 4 87.5 11.8 16.6 0.65 .143 Brandon Kintzler Twins 45 45.1 2-2 2.78 28 4 87.5 2.5 5.4 1.15 .246 Fernando Rodney Diamondbacks 43 39.1 4-3 4.81 27 5 84.4 2.3 11.2 1.27 .204 Edwin Diaz Mariners 52 52.0 2-5 3.63 26 4 86.7 2.4 12.3 1.23 .183 Kelvin Herrera Royals 49 46.0 3-2 3.91 26 3 89.7 3.3 9.0 1.24 .240 Corey Knebel Brewers 57 57.1 1-2 1.41 24 5 82.8 3.1 15.4 1.15 .169 Wade Davis Cubs 41 39.2 2-1 2.50 24 0 100.0 2.5 12.5 1.26 .196 Ken Giles Astros 45 44.0 1-2 2.86 23 3 88.5 3.5 11.5 1.02 .187 Jim Johnson Braves 49 47.0 6-2 4.21 22 8 73.3 3.2 10.5 1.30 .239 Raisel Iglesias Reds 49 59.1 2-2 1.97 21 1 95.5 3.4 11.2 1.06 .193 Cody Allen Indians 48 47.1 0-6 3.23 21 3 87.5 3.8 12.4 1.27 .235 AJ Ramos Marlins 40 39.2 2-4 3.63 20 2 90.9 2.1 10.7 1.31 .205 Brandon Maurer Padres 42 39.1 1-4 5.72 20 3 87.0 4.8 8.7 1.19 .257 Addison Reed Mets 48 49.0 1-2 2.57 19 2 90.5 8.0 8.8 1.12 .255 Seung-Hwan Oh Cardinals 51 52.0 1-5 3.46 18 3 85.7 4.3 8.8 1.33 .274 Bud Norris Angels 49 46.0 2-5 4.70 18 4 81.8 2.7 11.2 1.30 .224 Brad Brach Orioles 50 50.0 3-3 2.70 16 5 76.2 3.5 9.5 1.00 .197 Santiago Casilla Athletics 48 44.1 3-5 4.47 16 7 69.6 2.4 8.9 1.42 .262 Aroldis Chapman Yankees 37 34.2 4-2 3.89 16 4 80.0 3.1 12.7 1.33 .229 Hector Neris Phillies 54 54.0 4-5 3.00 13 3 81.3 2.9 9.7 1.28 .240 Justin Wilson Tigers 42 40.1 3-4 2.68 13 2 86.7 3.4 12.3 0.94 .157 David Robertson White Sox 31 33.1 4-2 2.70 13 1 92.9 4.3 12.7 0.96 .176 Felipe Rivero Pirates 57 59.2 4-2 1.21 12 1 92.3 4.7 10.7 0.77 .148 Mark Melancon Giants 24 22.2 1-2 3.97 11 4 73.3 6.7 7.9 1.32 .293 Matt Bush Rangers 47 46.0 3-4 2.74 10 5 66.7 2.9 10.2 1.33 .238 Sean Doolittle Nationals 13 13.0 0-0 2.77 9 0 100.0 2.2 7.6 1.08 .196