The Argentine lower-division names dominating this ranking should give pause before anyone acts on them. Every team here sits on a single-match record, which means the "hit rate" is essentially a coin flip dressed up as a trend. Early August in these divisions also tends to feature cautious, disorganised football — sides haven't settled shape yet — which can actually inflate goal counts rather than suppress them, cutting against the Under 3.5 narrative.
That said, if the angle has merit anywhere today, it's in cross-referencing these sides against opponents with similarly low early-season attacking output. Don't back the team blindly — back the fixture context. One match of evidence isn't a signal; it's noise. Wait for at least three or four data points before treating any of these as a genuine lean.