The house rolled a 5, 4, 4 and re-rolled its 5 into a 4. This means it contained a hand with three of a kind.

You rolled a 5.

The house won against you. Not only did you not walk away with a Battle Wagon, the warlock playing cards against you places a vial on your side of the table.

"As promised, I'm going to need some of that blood of yours."