Hey guys, could somebody please do me a humongous favor and measure the character and scenario cards in millimeters? I have sleeves in 90x128mm but I'm hoping to make sure they're the right size before I get the game. Thanks in advance!

No, you will need to find other sleeves. The large cards used in Relic (and Talisman and Descent and Dungeonquest etc) are 127mm x 101.6mm (5 inches by 4 inches).

Here's a little "guide" I made for my site -

http://www.talismanisland.com/storage_cardsleeves.htm