yugioh spell card searcher anyone else find it comical that Konami would rather print a million quickplay searchers instead of admitting Droll is a problem so they just give every new deck a "get out Best Searchers | Yu-Gi-Oh! Master

If this card is used for a Synchro Summon, banish it

If you don't wish to cast it, you choose whether it ends up exiled or in your graveyard

Not only do they offer just about every single Pokemon card and sealed product you could dream of, they also have additional features built into their site that make them ideal for rare Pokemon card hunters, like their data around Pokemon card market value and average listing price

As far as calculating the expected value of foils yourself, it's exactly the same as calculating the expected value of non-foils, except they are worth significantly more and you get significantly fewer per box