This takes trust. Dylan is not fond of going into close combat with someone he doesn't know firing from behind him. It's a good way for friendly fire to get you killed.

He might not know a hell of a lot about Jim, but they'd fought together the previous day, and Jim's shots had been unerring, on-target, never coming anywhere near hitting any of his allies. These people are an extra resource here, one he doesn't know well, but one he's going to use.

A good captain knows how to use the resources available to them.

"Whenever it looks like it's coming for me."

The lance extends with a shake of his hand and the quiet sound of metal on metal, and Dylan runs forward into the fray.