Germany: Last name. Takovarian. They exclusively speak German 
Russia: Last name Vodkavich. They only speak Russian
America: Last name, Oylson. He speaks normal English with an American accent
Australia: Last name, Safarie. They have a magpie named sally; they have an Australian accent
Mexico: Last name, Tacoe. They like tacos, and they speak Mexican.
Switzerland: Last name Neutrell. They always stay neutral and never choose a side, good or bad.
Karen: very rude and interruptive, and stubborn.