Best formation for us has been 4-3-3 although it works more consistently with a big target man who can hold the ball up well.
Best formation for our somewhat average looking squad in all areas, though not terrible, would be 4-3-3 also.
Loads of options to sub players on in attacking areas
------------Gunn/McCarthy-----------
Cedric--Yoshida-Vestegaard-Bertrand
----------Romeu/Hojberg-----------------
----JWP/Armstrong Lemina/Davis---------------
Gabb/Redmond---------Moi/Targett
---------Ings/Austin/Gallagher----------