Sonikku

Sonikku is an Echidna who Sonic snatched from the future when he was very small. Sonic named him Sonikku but Shadow, who later adopted him, named him Knuckles. Sonikku likes to be called Knuckles but everyone calls him Sonikku.

Sonikku is very cute (according to Peach) and likes chasing Goombas. Sonikku likes to guard a giant green rock as well and also likes to beat Wario up in his spare time.

Death
Sonikku got killed while cheering Luigi on in Mario Fart SD but got brought back to life. He later died again and was resurrected whoich has carried on FOREVER!!!!!!!!!!!!!!!