mtg thunder junction vault cards - Here is the card placement guide Selector(.legalities Outlaws of Thunder Junction bundle

It uses the stack and can be responded to

Elesh Norn, Mother of Machines (colloquially known as Panharmommycon for its Panharmonicon-like effect) will not only give you another instance of Negans ETB effect but will shut down ETB benefits from your opponents

See the picture below for a comparison, that is not a variation present on real cards

Whiskervale Forerunner What makes Valiant so interesting is triggering off of abilities, which lends itself to repeated activations in a more midrange shell than Heroic does

It can counter almost anything

If all Farewell were was a mono-colored Merciless Eviction, then it would hit #3 on my list and the nasty Jin would be my #2 card