A 110-card count job with unique backs need 4 sets of plates (2 for the front and 2 for the back) while common backs will only need 3 plates (2 for the front and 1 for the back)
The Full Pack Breadown On Weekly MTG, Verhey revealed the structure of the Mystery Booster: 1 playtest card (only in the Convention Edition) or 1 of 121 foil cards (only in the LGS version) 2 commons/uncommons of each color 1 common/uncommon multicolored card 1 common/uncommon artifact or land 1 pre-M15 card in Magics original frame (can be a rare) 1 rare or mythic from M15 forward The full set is made up of 1,694 reprints from Magic sets all the way back to Mirage, plus playtest cards and 121 as yet unknown foils
But in a normal two-player game, it became a virtually unkillable threat that made waves in creature-based decks from Azorius Stoneblade to merfolk
It can be a lot of fun, and it can perform well in a less optimized setting, but I wouldnt go into this deck expecting to win any big competitive events
The TMNT set also introduces a new mechanic in the form of mutagen tokens that you can sacrifice to place a +1/+1 token on a target creature, which can easily boost Jenovas power to increase the potency of her first ability