From publisher blurb: A vile cult is trying to bring about the end times by summoning a phlegmatic god from the void. Your heroes must work quickly to battle this cult and put a stop to their miasmic intrusion into this world! Written by Evey Lockhart for Troika!, The Miasmic Intrusion can be adapted to any old school style game. Featuring an original map by Dyson Logos, and original art by Carmin Vance, Alex Mayo, and Billiam Babble.