Fans are not happy that LaMonica Garrett's Anti-Monitor killed Oliver Queen in "Crisis on Infinite Earths."In Part 4 of the Arrowverse crossover, Oliver, in his Spectre form, faces off against the Anti-Monitor one-on-one. While Oliver prevails and is able to restart the universe, he loses his life in the process. Now, fans are taking to social media to voice their anger at LaMonica Garrett for "killing" the Emerald Archer.RELATED: Crisis' Monitor Lends Voice to Epic Marvel/DC vs. Doctor Manhattan Fan Film

"Crisis on Infinite Earths" is a five-part crossover involving Arrow, The Flash, Supergirl, Legends of Tomorrow and Batwoman. The event also introduced Black Lightning to Arrowverse, and featured cameos from characters from Smallville, Birds of Prey, Titans, Lucifer, the DC Extended Universe,  Batman (1966) and Batman (1989). Kevin Conroy (Batman: The Animated Series) also made a brief appearance as an older version of Bruce Wayne.

The aftermath of "Crisis" continues to be felt in Batwoman, starring Ruby Rose, The Flash, starring Grant Gustin, DC's Legends of Tomorrow, starring Caity Lotz, Supergirl, starring Melissa Benoist and Black Lightning, starring Cress Williams.

All five parts of "Crisis on Infinite Earths" are currently available to stream online through The CW.

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