They may not alter the actual gameplay, but they sure do look nice
Surface quality, in particular, can pull an overall score down more significantly than other categories, especially on Lorcanas foil-heavy cards where micro-scratches are common and highly visible under grading-standard lighting and magnification
Although the ninjutsu ability has the creature enter the battlefield attacking, it was never declared as an attacking creature (for the purposes of abilities that trigger whenever a creature attacks, for example)
Blue decks ramping into Mufasa instead of Tamatoa is something to be ready for
Any tools that cant be disinfected are disposed
(If you cast this spell for its blitz cost, it gains haste and When this creature dies, draw a card. Sacrifice it at the beginning of the next end step.) You may cast this card from your graveyard using its blitz ability