Breathable Cellophane allows some air exchange, which can be beneficial for certain types of cards that need to "breathe" over time However, cellophane is not waterproof, which means it may not be the best choice for protecting cards from moisture
Fan-Favorites like Charizard, Dragonite, and Rayquaza among many others are spotlit in the list
Clever MTG players actually use Gravecrawler as repeatable sacrifice fodder, allowing them to get enormous value from other cards without having to wipe out their entire board with multiple sacrifices
But it takes a long time to set up (it has a lot of little green army men), and it isnt well balanced
With Forbidden Droplet, you can send any number of cards from your hand or field to the graveyard, to target the same number of effect monsters controlled by your opponent
On top of that, take a look at how to craft cards if youre in need of some duplicates for your next deck