I remember with the Baldur's Gate set, many of the important characters in the lore got shafted and were placed at uncommon to make way to promote Baldur's Gate 3
You can typically pay one mana to trade a card for their best card in hand, or three mana to trade one card for their two worst cards
At base level, it is Jace's Ingenuity which is an underrated draw card
Seems they only got that half-right though, because in the game of Magic: The Gathering you can most certainly create energy
At the beginning of the next end step, return that card to the battlefield under its owners control with a +1/+1 counter on it." A player casts Otherworldly Journey targeting Chittering Host, a melded permanent
Full art Supporters with popular characters like Carmine almost always end up as goldmines, and the hype surrounding this card points to it being one of the biggest chase cards in the expansion set