The Portuguese outfit dropped down to the Europa League after crashing out of the Champions League. They beat Galatasaray 2-1 on aggregate in the Round of 32 before scripting a comeback to to beat Dinamo Zagreb in the Round of 16, 3-1 on aggregate.
Bruno Lage's side have done well in attack, scoring goals when it matters.
Haris Seferovic, Joao Felix and the likes have all impressed.
They now gear up to face Eintracht Frankfurt in the quarter-final.