It's an infect staple in formats that have strong infect decks such as Modern and played in Pauper since its a common card
Dusk / Dawn Decks with small creatures and tokens can have good turns using Dusk / Dawn since your creatures are protected by Dusk and resurrected at Dawn (it even makes sense thematically)
But lets not forget that were not just protecting cards of monetary value
Also note that these are cards from a casual kitchen table eye, not for Standard, Modern, Legacy or Vintage abusiveness
Because changes to the game system came after we had already begun exploring the card's design, my push to incorporate the Astrologian job's "play three cards" element into Emet-Selch, Unsundered Adapting a beloved fan-favorite character is always a daunting task
It won't enter the battlefield, so its triggered ability won't trigger