Justice League Task Force is a Super NES and Sega Mega Drive/Genesis tournament fighting game developed by Blizzard Entertainment and published by Acclaim in 1995.
It involves characters from DC Comics' Justice League. For this game, the characters are all from titles including Superman, Batman, Wonder Woman, Green Arrow, The Flash, and Aquaman.
The game style is the versus fighting game genre, akin to the Street Fighter and Mortal Kombat series.
Source: Wikipedia, "Justice League Task Force (video game)", available under the CC-BY-SA License.