Botafogo enters the Copa Sudamericana round-of-16 second leg at home in Rio de Janeiro as a heavy favorite, reflecting the vast gap in squad depth, attacking output, and domestic league strength between the Brazilian Série A side and Peruvian visitors. The first-leg 6-1 defeat at high altitude in Cusco created a steep aggregate deficit, yet traders price Botafogo’s win probability near 87 percent because home matches in Brazil typically produce dominant possession, shot volume, and expected goals advantages that overwhelm lower-ranked opponents. Cienciano’s recent domestic form and set-piece threat offer limited counterplay, while Botafogo’s superior fitness, rotation options, and tactical flexibility at sea level underpin the consensus. An upset would require defensive lapses or a clinical away performance rarely seen from Cienciano against Brazilian sides.