Robin (Teen Titans)

Robin is the main protagonist of Teen Titans

Friends
Beast Boy, Cyborg, Starfire, Raven, Pac-Man, Sonic the Hedgehog, Miles "Tails" Prower, Knuckles, Amy Rose, Beat, Mario, Luigi, Snake Eyes, Star-Lord, Rocket Raccoon, Mega Man, Samus Aran, Bumblebee, etc.

Enemies
Cobra Commander, Slade, King K. Rool, Baroness, Starscream, Megatron, Shredder, Orson, Toc-Man, Althea Andrea, Pedro and Edro, Ghost, Yellowjacket, Syndrome, Dark Bowser, Destro, Frank Wienerton, Brenda Bunson, Megabyte, Hexidecimal, Rita Repulsa, etc.