In the final case notes, the discovery was credited to "an unknown aquatic assistant." Duskana, the Rage Mother First spotted roaming the Rubblebelt after a failed summoning rite by Yarus, Duskana is clearly not a normal bear
Not every deck has to ink every turn, however
So, for example, suppose you have a five-cost Marrow-Gnawer
It used to just be Commander sets, but now we have Universes Beyond, Secret Lairs, direct to Modern sets, and now a player who started in the last year and only purchased newly released products likely cant play most of their collection in Standard
This means that if you can reliably flicker this commander, you can quickly amass a frankly enormous number of soldier tokens you can use to overwhelm your opponents
I know this is a dumb thing to complain about when talking about a mechanic but keep in mind that the word used (and how flavorful it was) was enough to remove the mechanic entirely