(Until your next turn, that creature attacks each combat if able and attacks a player other than you if able.) If the target creature is an illegal target as Red Death's ability tries to resolve, it won't resolve and none of its effects happen
As for why, well, there are a lot of reasons: lots of chase cards in this set, alt art galore, and lots of high-value singles
#2 Untimely Malfunction Set: Duskmourn: House of Horror Market Price: $7.02 Whether in competitive sideboards or as part of the 99 in Commander decks, Untimely Malfunction works (ironically) as a flexible tool that can fix nearly any situation a red mage might find themselves in
Can't overrides can in Magic, so a Skullcrack foils your Fog, even if you cast the Fog after the Skullcrack
Unfortunately, players are raising an issue with is the serialized number itself
It baffles me then that films like Sonic haven't had a similar approach to getting bums in seats