Jozxyqk wrote:
> General question:
> Are vampires considered to be "played" cards?

Yes.

> Specific question:
> "Bernard [the Scourge] can call a blood hunt on a vampire of capacity 4 or
> less as a +1 stealth political action."
> ...
> "For non-Orun cards played by Methuselahs other than this Laibon's
> controller, this Laibon is considered to have 2 additional capacity."
>
> Can Bernard call his referendum on a 4-cap Laibon with Orun?

Assuming Bernard was played by a Methuselah other than that Laibon's controller,
no, he can't.

Bernard considers the 4-cap to have 2 additional capacity from the Orun, so his
special can't target the Laibon.