Finding the reason why Conegliano literally change their way of playing with MBs can be Santarelli tactic.
Ecz was probably prepared more for MBs than OHs and Conegliano completely changed tactic and if second match happend they again can play different in second game.
Coaches and their tactics are super important in high level, proved many time
Egonu getting at least 10sets per sets, is something that We can expected every match.
But having 64.29% in attack against team against team as Ecz is something else