Chapter I is simply a body to potentially fuel Chapter II, though a player might sacrifice a Rat or other tiny creature to tutor for a game-ending threat, which is the optimal move
In the graveyard, only the front face of double-sided cards are counted
(4/12/2024) You may activate a permanent's saddle ability even if that permanent is already saddled
(2025-09-19) A modal double-faced card can be transformed or be put onto the battlefield transformed
Each booster contains twelve randomized cards: 6 common cards, 3 uncommon cards, 2 rare, super rare, or legendary cards, 1 foil card (random rarity level).
The card was immediately identified as a potentially problematic combo engine, thanks to the interaction with the cascade mechanic