From The Shadows

Echo was born in 1407 England. Dropped off the grind around 1430 when he was 23 after he accidentally killed his entire family. Appearing in 1942 shortly after Johann Schmidt and his men invade a stone church in Tønsberg, Norway, along with mysterious cosmic artifact known as the Tesseract. Being tortured and experiments on for HYDRA. Barely escaping becuase of Wolverine, Echo had went off the grind once more. Being found in the early 1960 by Charles Xavier and Erik Lehnsherr in the abandoned cemetery Echo was hiding in. Echo got scared and ran after they used their mutation. Disappearing shortly after only to be hunted by Hawkeye.