Elves are the green most well-known race. They live in every forest of the Multiverse, in deep contact with nature. They're usually friendly and well-tempered, but they're also prepared to fight any invasor if needed.
Fyndhorn and Boreal Elves
Skyshroud Elves (Rath, later Dominaria)
Wirewood Elves from Otaria
Tangle Elves from Mirrodin
Ravnica elves: Silhana, Devarin, Simic et al