The chase Traveling Chocobo variants, for instance, are exclusive to Collector Boosters, as are surge foil and extended-art cards
It just exiles things on ETB, and not contingency like Fairgrounds Warden and its clones
Kaldheim (2021) further explores this idea with full four cards, three of which are rares and one common
As outlined at GameSpot, the four Marvel Super Heroes decks are as follows: Avengers Assemble (white-blue-red) Captain America and Nick Fury featured with grow your ranks and equipment and counters noted as the core mechanics Wakanda Forever (white-green) Black Panther headlines with a focus on powering up with artifacts and reign as the Monarch The Fantastic Four (white-blue-red-green) All four team members can play as the Commander in a deck emphasizing noncreature spells and protection fields Doom Prevails (blue-black-red) Doctor Doom headlines with Loki as a presumable alternate Commander with connive for power and drain life as core mechanics Magic: The Gathering | Marvel Super Heroes drops on June 26, 2026
At the time, these foil cards were exceptionally rare, much rarer than drop rates that players would find today
