I reckon his farts still pack a punch... It's only a matter of time till the odor reaches Wlad's nostrils, causing Wlad's airways to constrict to block the smell and asphyxiating him, or maybe it'll just melt his face like the Nazi in Raiders of the Lost Ark.

(Assuming that the force from the sonic boom doesn't just burst Wlad like at the end of Watchmen)