Independ. Rivadavia 1–1 Fluminense: AI predicted 1–0 ✗

A cagey second leg where home edge is real but modest

All five models converge on a 1-0 home win, and the evidence for that read is genuinely strong — but the clustering itself warrants caution, not amplification. The models share a favourite-leaning bias, and in a knockout second leg level at 0-0, the draw is a structurally live outcome that none of them fully suppresses.

Where the experts agree and why it holds up

The core thesis is that Independiente Rivadavia hold multiple compounding edges: seven days' rest versus Fluminense's three-day turnaround after a high-intensity 3-2 win over Palmeiras plus international travel; home advantage at a packed Malvinas Argentinas; tournament dominance (group winners unbeaten on 16 points, eight clear of Fluminense); and a head-to-head psychological hold — three meetings in 2026, Rivadavia unbeaten (W1 D2), with Álex Arce scoring in both group-stage encounters. Fluminense, meanwhile, arrive with their attacking department gutted: Savarino (calf, did not travel), John Kennedy (15 goals, knee), Freytes, Riquelme Felipe and Rabello all out. Their away record is dismal — one win in 13 — and caretaker manager Marcão has had roughly 72 hours and a transatlantic flight to prepare a knockout decider.

The first leg is the strongest tactical evidence. Fluminense controlled 74% possession but generated just 0.70 xG, zero big chances, and three shots on target. Rivadavia, with 26% of the ball, produced the match's sole big chance and hit the woodwork. Berti's 4-4-2 denied central progression, accepted wide circulation, and released Arce and Salas into the channels — a repeatable blueprint that has now frustrated Fluminense three times running.