Rogue Trader, 292.
The simple method is described as having each player make a *single* dice roll.
And to win a battle, you "might require" the players must score * ten* successes. *Five* successes is a limited victory.
Say you have * five players* , each makes a single dice roll, how could you generate *ten* successes?
Easy if you counted each degree of success as an extra success. But the rules don't say this. Degrees of Failure cause damage, but the rules are silent about Degrees of Success.
I think each degree of success adding an extra success is a great house rule. But I'm really stumped on the RaW. Does the example of requiring ten or more success assume ten or more players?