When Contagion Engine enters the battlefield, put a -1/-1 counter on each creature target player controls. {4}, {T}: Proliferate, then proliferate again. (Choose any number of permanents and/or players, then give each another counter of each kind already there. Then do it again.)
![Contagion Engine [Outlaws of Thunder Junction: Breaking News] MTG Single Magic: The Gathering | Multizone: Comics And Games](http://multizone.ca/cdn/shop/files/f02feb90-61e0-5ecf-aee7-92249170e06f.png?v=1726279835)
