Eickhoff was designated for assignment by the Mets on Wednesday, Tim Britton of The Athletic reports.
The right-hander was tagged for 10 runs over 3.1 innings during Tuesday's start, and he's now been DFA'd by New York for the third time this month. Even before Tuesday's rough outing, Eickhoff had a 4.96 ERA and 1.71 WHIP across 16.1 innings this season.