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Space suit without helmet painted in orange (also you can add orange hazmat helmet) looks more like H.E.V. suit

...huh.

....

._.

also of couse thay can't make a complet replicar of the suit in game of the will get copyright flag by valve just look at ReLogic with there hero's costume Nintando flaged them but still its a Half-Life estar egg

some people my not all this a ester egg but i find it quite strange that this look so much like the H.E.V suit mk4