Lewis (4-3, 3.30): Lewis snapped a three-game losing streak with an outstanding outing in his last start. He threw a season-high eight innings in the win over the Astros, allowing one run on four hits and a walk. … Lewis had allowed at least six runs in each of his previous three starts after allowing a total of seven runs in his five April starts. … Lewis has given up 13 homers, the most in the majors. That includes at least one long ball allowed in each start. … He gave up one run on two hits in 6 2/3 innings in his last start against the Blue Jays.
Alvarez (3-4, 3.30): The 22-year-old Alvarez has seven quality starts in nine outings, but he’s coming off his worst performance of the season. He gave up six earned runs on nine hits and two walks in a loss to the Mets. … He is 2-1 with a 1.17 ERA in three starts on the road. That includes a six-hit shutout of the Angels. … Alvarez isn’t a power pitcher. He has only 18 strikeouts in 60 innings.
Hitters: Current Blue Jays are hitting .247 (18-for-73) with 16 strikeouts against Lewis. Jose Bautista is 3-for-8 with two homers against Lewis. J.P. Arencibia is 1-for-2 with a homer. Rajai Davis is 6-for-16 with a double and two RBIs. Yunel Escobar is 1-for-9. … Alvarez has never faced the Rangers.