[quote=@Rithy]
<Snipped quote by Monochromatic Rainbow>

Combined with a healthy dose of plot-armor, and a sprinkle of forgetfulness from most of the cast xD


In a RP, if somebody steps on a mine, but everyone has forgotten that it actually was there, then they did not really step on a mine! ^_^
[/quote]

Or the melta's were made by Orks. Since no one remembered them, none of them actually worked. They'll go off once its convenient, because Plot.