Should I keep him?

[Morgan O'Bree]

NEVER let play a freshly recovered player on the very first match after the recovery. Optimal is to wait 24 hrs from the heal.

[Nicky]

Ok, I'll not sell him, he's rally too good to be sold so early

I'll also try this:

NEVER let play a freshly recovered player on the very first match after the recovery. Optimal is to wait 24 hrs from the heal.

and cross fingers