"Luis Severino is the ace of all aces, averaging more than 97 miles per hour with his fastball and just dominating on the mound as the Yankees’ No. 1 starter."
The ace of all aces? Is this some Yankee fan blog or the Boston Globe?
Severino: 5-1, 2.11 ERA, 47 IP in 7 starts (6.7 IP/start), .851 WHIP, 10.0 K/9, 4.33 K/BB
Other arguable American League "aces"
Verlander: 4-1, 1.17 ERA, 53.2 IP in 8 starts (6.7 IP/start), .708 WHIP, 11.7 K/9, 6.36 K/BB
Cole: 3-1, 1.42 ERA, 50.2 IP in 7 starts (7.2 IP/start), .691 WHIP, 13.7 K/9, 8.56 K/BB
Sale: 3-1, 2.02 ERA, 49 IP in 8 starts (6.1 IP/start), .939 WHIP, 11.6 K/9, 5.73 K/BB
Porcello: 5-0, 2.14 ERA, 46.1 IP in 7 starts (6.6 IP/start), .820 WHIP, 8.9 K/9, 9.20 K/BB
Kluber: 5-1, 2.41 ERA, 52.1 IP in 7 starts (7.5 IP/start), .783 WHIP, 9.1 K/9, 5.89 K/BB
Manaea: 4-3, 1.63 ERA, 49.2 IP in 7 starts (7 IP/start), .664 WHIP, 7.6 K/9, 6.00 K/BB
Yup, Cafardo's right, Severino stands out over all of them.