The striker has found the net in every game this season except against Spurs, racking up nine goals in just seven appearances across all competitions.
"The fact that we are talking about Erling Haaland potentially beating Cristiano Ronaldo’s (Champions League) record is crazy, I could never have seen Ronaldo's record being beaten, ever,” McCoist told TalkSPORT Bet.
“But you have to say, if he stays injury free, he could beat that and all sorts of records. I'm even thinking to myself, Alan Shearer, not only does Alan Shearer want Harry Kane to stay at Bayern Munich, he wants Erling Haaland to go to Barcelona or Real Madrid.
“I know Al well, and he's a great lad, and he'll be looking at that record going, Jesus, somebody's coming for it. Somebody's coming for it. If he can keep himself fit.”