They describe themselves as having "particular taste for the apocalyptic".
Try submitting. The policy is as follows:
Neon is based in the UK, and is published online and in print every quarter. We publish writers from anywhere in the world, and everything we publish is available for free online (although we are very happy when readers donate or buy print copies, as it helps us keep on publishing).
More information and the lovely online magazine to look at here http://www.neonmagazine.co.uk/