Millwall are winless for 3 successive games, but their home performance this season is good, with a 4-game winning streak at home previously. Besides, they have solid records in AH payout.
As for West Bromwich, they have beaten the bottom side Luton Town with 2-0 in the last league game, but they are winless for their last 3 away matches, including all losses in AH payout.
With more solid performance at home, Millwall are expected to remain unbeaten in this game.