The stealth suit used in the pic is an image done by one CasualColt, seen here: http://ask-scifresh-pony.tumblr.com/post/153554610212/commission-05-for-purplewolfguy
Definitely check out RangeLost on his Tumblr and, if you can, support his Patreon! Also check out his story blog, d20pony!
Tumblr: http://rangelost.equestriart.net/
d20pony: http://d20pony.equestriart.net/
Patreon: https://www.patreon.com/rangelost/posts