Richmond bounced back in the second half of the game on Friday night to regain the lead from Geelong and march in to the 2019 Grand Final.
Richmond 12.13 85 defeated Geelong 9.12 66.
Saturday's game saw Collingwood go down by four points after kicking four goals five in the last quarter to GWS one goal one.
Collingwood 7.10 52 were defeated by GWS 8.8 56
Richmond will now play GWS in next week's Granf Final.