Each card that depicts one of those types of characters needed to capture them at a specific point in time of their story
This treatment has no bearing on a cards legality
(When this equipment enters create a colorless 1/1 Hero creature token and attach this to it.) Equipped creature gets +1/+1, gains "Whenever this creature attacks you gain 1 life," and is a Cleric in addition to its other types
1 Borderless common or uncommon 4 Commons 2 Nonlegendary uncommons 1 Legendary uncommon 1 Legendary uncommon (in 50% of boosters) or a nonlegendary rare or mythic rare 2 Wildcards, including rares, mythic rares, borderless rares, and borderless mythic rares 1 Legendary rare or mythic rare 1 Nonlegendary rare or mythic rare 1 Traditional foil card 1 Token/ad card or card from The List 1 Art card, with a gold-stamped artist signature in 10% of boosters
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That may sound cool, but in reality its not so great