Bird and Cruz I would think immediately slot in in relief.
Grable is a 2025 11th rounder who has made it to AA with some good results as a reliever. 33 K%, 6.8 BB%, 3.0 HR/FB%, 2.79 ERA /2.26 FIP, 29 IP over 26 appearances.
Wouldn't surprise me if they assign him to Rochester.