gundam card game booster box TCG: Phantom Aria (GD04) Each booster pack contains 12 cards and 1 token/resource.Includes a wide variety of alternate Gundam Card Game: Freedom Ascension

That being said, there is a place for coloured-back sleeves, for example with Marvel Champions, we have our individual decks with coloured sleeves to tell our decks apart, as were both using similar player cards that can be played under each others control, and it can be easy to get cards from each others decks mixed up in certain situations

all Level 8 or higher Dragon monsters you control gain 1000 ATK

We also add Cosmic Cyclone and Parallel Twister to get rid of the opponents backrow and to maintain control of the field

Book Dumb: He's a dueling prodigy, but is regularly mentioned to have awful grades and often sleeps through or skips classes

Good thing we don't use Red here