Niko Bellic (Russian FIB agent since September 6 2022): hi I'm Niko Bellic I'm Russian FIB agent since September 6 2022 I'm did made first appearance in sebby Hammond's funniest GTA 4 youtube series known Niko Bellic & little Jacob FIB crazy adventure (sebby Hammond's funniest GTA 4 youtube series April 15 2025-present)