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Description
Particularly exciting for collectors are, for example: Promo Cards: Exclusive cards that are only available in special boxes, events, or as additions

Gallery and List of Prototype Cards There are 21 prototype creatures in Magic, 17 from the main The Brothers' War set, two from Alchemy: The Brothers' War , one from Modern Horizons 3 , and another from the supplementary Jumpstart set for BRO

Given its almost universal playability, it takes the top slot

What makes these cards so valuable is their extreme rarity combined with historical significance to the game and collecting community

It combos with just about everything with an enter-the-battlefield trigger, and its easily exploited to activate multiple times per turn

If this card in the Monster Zone is destroyed: You can place this card in your Pendulum Zone
