The many color combinations of red can all benefit from the development of board advantage and taking additional combat phases
Hew the Entwood Some landfall deck that I dont fully understand wants this as part of some opaque combo
Eight is typically too much to pay unless it wins you the game on the spot, and I think Ardyn is just too vulnerable to be as good as the other expensive bombs in this set like Summon: Knights of Round and Summon: Bahamut
However, that means there was no thought about balancing it around using additional copies of The Ring to effectively reset the burden counters
In boosters you are guaranteed to open two rare cards and a foil card
There are a lot of sideboard options available to you, but to run through a few I particularly like, I do think Dive Down gets a lot better in sideboarded games if you know your opponent will be dense on removal for Games 2 and 3, so whilst maindecking this card is unappealing I have enjoyed having access to the card in my 75