Andres voting before the game started is ideal for a mafioso. They basically get a frame opportunity they can't possible not exploit, and they haven't. By killing Motep they framed Andres, or they made it seem that way which means Andres really is one of the bad guys. You never can know, unless one's a bad guy himself.
[Futurama]Kiff, we have a conundrum[/Futurama]

^^that doesn't make sense.
I interpreted him as saying, "I could do without the vote"