Tech Savvy Beyond Equipment and Equipment synergies, the Final Fantasy VII Commander deck also packs a number of more general artifact synergy pieces
Though it hasnt been explained in detail by Wizards of the Coast, it seems fairly obvious that their licensing deal with Marvel/Disney only covers them for printing a set physically, and not using the comic book characters and settings digitally
Another downside of Portable Hole comes right from its types: being an artifact in an Urzas Saga meta, means that hate cards are plenty, so you dont want to play a removal that dies to cards such as Kolaghans Command
Neon Dynasty saw the return of three popular mechanics, with ninjutsu allowing you to cheat creatures into play if the thing they replace is unblocked, channel allowing you to discard cards for effects, and enchantment creatures
The best card-draw cards in Magic: The Gathering can always grant you a big advantage, because more cards means more options