Might be worth discussing S.T.R.I.K.E further with [@Dedonus] and [@Nitemare Shape] to see how well that fits your needs.

...or he could be some grunt and fell to Earth and is now trying to find his place.

...or you could round out the virtually untouched cosmic sphere of the game (which at this point might be a little lonely... but then people creating something in that space often encourages others to take note and join in).