Compounding the visitors' problems will be their inability to be clinical at the goalmouth in the final third.
The Willy Gerdsen-coached Canterbury United have secured the services of Beefeater Julyan Collett to bolster their defensive line.
The hosts boast conceding only eight goals from seven outings this summer, second only to premiership leaders and O-League highfliers Auckland City.
It is a profound reversal for the Dragons, who leaked 32 goals from 16 matches last season.
The likes of Hamish Watson and Sam Mason-Smith at the coal face will need to be at their best against an outfit that take pride in putting up the shutters.
Bay United, who were last season's losing grand finalists, also need to put more crosses on attack.
It is something wing defender Kohei Matsumoto excels in but Ifill's impact off the bench in the last 10 minutes in the engine room against Wellington showed how Bay United can become more lethal.