It will be the second straight game Luck has sat out after not missing a game in his career before last week.
It's 19-game winner Collin McHugh toeing the rubber for the Astros against the Royals Yordano Ventura, who was 13-8.
Yovani Gallardo (1-0) allowed two runs and four hits in five innings, improving to 4-0 with a 1.78 ERA in four career starts against Toronto.
In the century since Scottish author J.M. Barrie created Peter Pan for a stage play then a book, the Neverland universe has inspired movies, books, TV shows, plays, video games and even a pop psychology syndrome describing emotionally immature men.
Phil Mickelson and Zach Johnson won the only match that reached the 18th hole