edge of eternities - collector booster box Magic: The Gathering which may replace a common MTG Edge of Eternities -

collectors keep OP-05 sealed due to its anniversary significance and long-term collectible value .

Card Size is Different Paper Quality difference and Paper Thickness, but this depends on the set too I think, because they may change the paper stock that they use depending on cost of materials you can also ask a Pokemon Professor, they may have insight into fake cards entering the market and be able to give you pointers in spotting fakes

Even as new sets released and an initial limited list released in May 2002 prevented some of the most overpowered cards being run at numbers of three per deck, the idea of completely excluding a card from competitive play was unheard of

Yes, it has four keywords, but three of them are basically just variations on evasion and the fourth is an activated ability, which causes its own set of problems