Bubic allowed two runs on three hits with one strikeout over one inning in Sunday's 13-4 loss to Minnesota.
Bubic made his season debut Sunday, but Kansas City was outmatched in the game. The 23-year-old Bubic pitched to a 4.32 ERA and 1.48 WHIP in 50 innings last season. He worked as a starter in 2020, but he's expected to fill a bullpen role for now.