Premise: Injustice 2 is a fighting video game developed by NetherRealm Studios and published by Warner Bros. . Director Ed Boon also sought to incorporate gameplay mechanics used by multiplayer shooter games , such as personalization , character creation , loot , and leveling up , into the fighting game genre , which led to the development of the Gear System .
Hypothesis: Injustice 2's director was Ed Boon.
Label: ENTAILMENT