The first damage step is for creatures with first or double strike and the second is for every other creature without those keywords
Sadly, this likely means that Festival in a Box, and Mystery Booster 2, will be incredibly difficult to get ahold of
Monster Abyss Shark Dream Shark Qu Squirrel Shark Big Jaws Surfacing Lifeless Leaffish Xyz Remora Buzzsaw Shark Jet Shark Kurama Shark Fishborg Harpooner Lantern Shark Armored Shark Beautunaful Princess Magic Aqua Jet Surface Armored Exes Foolish Burial Goods Promotion to the Seven Emperors RUM-Sword of the Seven Emperors Seven Emperors of Space and Time Harpie's Feather Duster Trap Ice Barrier Xyz Revive Splash Full Armored Xyz Virtue Stream Xyz Poseidon Splash Extras CX-N-As Ch Knigh FA-Dark Knight Lancer Number C101: Silent Honor DARK CNumber 32: Shark Drake Revise Exes Armor Fortress Valiant Shark Lancer Number 32: Shark Drake N-As-H Knight Stealth Kragen Spawn Number 101: Silent Honor ARK Bahamut Shark FA-Hope Ray Lancer FA-Black Ray Lancer Rivature Dragon Number 4: Stealth Kragen Shark Deck Yu-Gi-Oh

The quaint artwork and no-nonsense symmetrical pillow fort effect make this one of my favorite cards in early Magic, but it definitely commands a higher price than a lot of other cards while offering a fairly specific effect that likely isnt going to make or break your deck
I just hope that remains as we get more live results.
This announcement comes as the result of many fans in the community having requested greater collectibility for cards in the game, and will start taking place in the ninth set, Fabled