Charizard ex can also be played with other Fire-types that arent Moltres ex, but attaching the Energy that Charizard ex requires will take significantly longer, so bear that in mind
(More on that later.) Thirdly, there's a number of trading restrictions which you must abide by, such as only trading cards of the same rarity (one Diamond cards can only be traded for other one Diamond cards etc)
In an absolute sense, the expected value is solid at the moment, probably significantly better than most people think, although declining prices and the variance of the set mean that opening the set is certainly a risk, since most of the set's value is concentrated in a few extremely expensive (and rare) cards
There are some potentially useful cards in here for adding to existing decks but if youre just starting out, youll want to build those first
3 Shuppet Pokmon Card 9 Qty
The most common way to measure card stock weight is in GSM , or grams per square meter