Rubio and the other bidders, though, seem to think any potential risk is worth it.
I think a powerful argument could be made that it was not necessarily the cheap and powerful cards that made Madness the dominant Standard deck of its era, but this cheap counter that prevented you from doing anything about it
Because this deck is mostly made of pirate characters, odds are fairly good you will have one in play
You can cast commanders, foretell cards, or suspended cards and it will work, as will proliferate effects or +1/+1 counter synergies
You can look at it as pseudo-card draw, where you get to target the card you will draw, but with the condition that it needs to be a card already on board for you and which can be banished in a challenge
Pioneer Format: Banned: Jegantha, the Wellspring This ban targets the prevalence of Jegantha in Pioneer, seeking to encourage a wider variety of deck archetypes