How Can Make a superpower So other people can see a outline of enemies through builds

Anyone know how to make people see square outlines of enemies through builds like they do in the box superpower pvp maps

Hi Saunchy, Welcome to the Forums.

Can you post some screenshots or videos of this effect? That would help with speculation on how this could be accomplished.

My first though is to attach a mesh to other players with rendering settings set that it ignores scene depth culling.