Konflikt '47: United States Linebacker Jump WalkerKonflikt '47 United States Linebacker Jump Walker Bring death from above and support the US Fireflies with the heavily armed Linebacker Jump Walker! Following the disastrous drop assault on Collegno in 1946, the limitations of the original M2 Mudskipper series became clear. While a perfectly satisfactory design, the Firefly jump infantry were in need of more versatile fire support when they dropped into combat. American designers developed an