Grigg has been withdrawn from the side with an injury, with forward Mabior Chol brought into the 26-man squad.
The AFL advises Mabior Chol has replaced Shaun Grigg (injured) in the Richmond 26-man squad for Sunday's Rd7 match v Fremantle at the MCG. The final 22 will be determined later today.
— Patrick Keane (@AFL_PKeane) May 4, 2018
Grigg is the only confirmed out for the Tigers so far, with the final 22 to be named at 5pm on Friday night.