00:00If you pay attention in Avengers Infinity War, Groot uses his own arm to create the handle of Stormbreaker, which
00:05means Groot is worthy.
00:06Groot is innocent, kind, and good, which makes him worthy and strong enough to lift it.
00:10And if we take the history into account, only he, Captain America, and Thor's daughter manage to lift Stormbreaker.