There are only 10 Companion cards in total, each one created for Ikoria
It could be worth the drawback of giving your opponent ink if it removes a high-value Item card your opponent is counting on
The wildcard rarity slots for the 10th and 11th card have a chance of being multiple combinations of cards with different probabilities: 49% Two commons 24.5% One common, one uncommon 17.5% One common, one rare 3.5% Two uncommons 4.3% One uncommon, one rare 1.6% Two rares You receive a rare or mythic rare in a set booster in the 12th card slot and a foil card from the set in the 13th
How about an Innistrad cube with cards from Innistrad , Dark Ascension , Avacyn Restored , and Shadows over Innistrad
That said, I think it will be an all-star in decks that can abuse the token production
Repeat ad nauseam for infinite damage