Myutant Fusion X SPELL Fusion Summon 1 "Myutant" Fusion Monster from your Extra Deck, by banishing Fusion Materials listed on it from your hand or field
That alone makes Break Open an extremely dicey proposition to use the majority of the time, youre just going to upgrade an opponents creature
Surprisingly, out of the top five most played decks of the format the Jeskai Tempo deck is significantly cheaper than the other top four decks even after the Mantis Rider, Goblin Rabblemaster, and Dig Through Time spikes
However, without these advanced methods, finding a Shiny Pokmon still comes down to sheer luck or brute force of willpower in Shiny hunting
even control decks will use it to kill someone from time to time or to shorten their clock by a couple of turns, and the rest of the card is potentially doing enough for you to justify playing anyway even if the two damage clause simply didnt exist
Another way to win is if the opponent has no cards in their Deck to draw from, which milling and Runick Decks attempt to force as their strategy