Groot
Marvel- Universe
- Universe X
- Created by
- Jack KirbyLarry Lieber
- Appearances
- 2 issues
- Series
- 1
Groot is a fictional superhero appearing in American comic books published by Marvel Comics. Created by Larry Lieber and Jack Kirby, the character first appeared in Tales to Astonish #13 (November 1960). An extraterrestrial, sentient tree-like creature, the original Groot first appeared as an invader that intended to capture humans for experimentation.