Will it reach the doors? Or did you just give up on that?
Meaning, maybe we shouldn't force our way through on this turn... Well, probably not.
It's a pity we don't have anyone with initiative less than 10, so we could open the door after the mages' turn and immediately send Rail there.
Added after 47 seconds
Well, if he's within attack range, then yes.
Added after 1 minute
I would do it that way.