Anguirus (New Earth-Forty Two)

Early Existence
Anguirus is believed to have existed for just as long as Godzilla. Anguirus has been referred to in multiple Native American legends ranging from a spike monster that fights other monsters to that of a traveling creature that protects the land from invaders.

Godzilla Vs. King Ghidorah - 2014
During the fight between Godzilla and King Ghidorah in SIberia, Anguirus awakens in the Chihuahuan Desert, where he begins to travel north.

Mothra Vs. King Ghidorah - 2014
During the fight between Mothra and King Ghidorah in Dailan, Anguirus awakening is discovered by the United States government, who assemble a Monarch team to help capture the Kaiju with aid from the military.