I may not be a fan of Team Fortress 2, but one of my friends on Facebook is, and he came up with the idea of photoshopping a Covenant version of one of the posters.
His idea of photoshopping happened to be this.
But I found the idea interesting, and decided to do my own take. Our photoshops were based on different posters, so here's the source material I used, so you know who's who.
And so, I came up with this.