Unfortunately, far too many of those articles suggest using desiccant to "keep the cards dry and prevent curling." It's a noble attempt to solve the curling issue, but it brings an underlying assumption that the default state of the cardboard side of foiled cards is "dry." In reality, it seems the average moisture level of the cardboard is around 6065% when printed
"Solemn Strike" and "Twin Twisters" from Breakers of Shadow
Definitely do a quick check on the rarity of your cards though, because in person retailers might try and scam you out of a high value card if they know youre unaware of its worth
I recommend for sure if you can get your hands on Eria the Water Charmer's Link, seeing as you put the WATER material and the other one can be whatever else
Memory Deluge Memory Deluge is a stout 4-for-1, letting you draw four cards when cast twice
It doesn't get to stick around, so you may as well chuck it in