On top of that, the win condition cannot require continual resource investment (such as a string of burn spells), and above all else, the win condition must not require tapping each turn (standard creature-attack strategy)
The largest downside to Arcane Proxy is an obvious one
If you are buying a rare promo, a single older item, or a domestic-only product, a proxy can be worth it
[spoiler=Extra Deck] Cinderella Party Crasher Type: Spellcaster/Fusion/Effect Level: 8 Attribute: Light/ ATK: 2500 DEF: 1900 SC: Fairy Tale Cinderella + 1 Fairy Tale monster Effect: (This card is always treated as a Fairy Tale monster.) When this card is Fusion Summoned: Place 3 Slash Counters on it
There are 279 cards in total, including 183 standard set cards and 86 Secret Rares
The idea is to use MTG's rules and tools to replicate the adventuring experience of the classic tabletop RPG