<Table> Monster Energy <Tr> <Td_colspan="2"> </Td> </Tr> <Tr> <Th> Type </Th> <Td> Energy drink </Td> </Tr> <Tr> <Th> Manufacturer </Th> <Td> Monster Beverage </Td> </Tr> <Tr> <Th> Country of origin </Th> <Td> United States </Td> </Tr> <Tr> <Th> Introduced </Th> <Td> April 2002; 15 years ago (2002 - 04) </Td> </Tr> <Tr> <Th> Variants </Th> <Td> <Ul> <Li> Regular (green) </Li> <Li> Lo - Carb, Cuba Lima </Li> <Li> Absolute Zero </Li> <Li> Übermonster </Li> <Li> Assault </Li> <Li> Khaos </Li> <Li> M - 80 </Li> <Li> The Doctor </Li> <Li> Import </Li> <Li> M3 </Li> <Li> Rehab </Li> <Li> Ultra </Li> <Li> Unleaded </Li> <Li> Hydro </Li> <Li> 44 Lewis Hamilton </Li> <Li> Punch </Li> </Ul> </Td> </Tr> <Tr> <Th> Website </Th> <Td> Monster Energy </Td> </Tr> </Table> <Tr> <Th> Type </Th> <Td> Energy drink </Td> </Tr> <Tr> <Th> Manufacturer </Th> <Td> Monster Beverage </Td> </Tr>

What is the green monster energy drink called