by tygerb71
Found these for the Hero Sheets -https://www.amazon.com/dp/B0CHF95DL8?psc=1&ref=ppx_yo2ov_dt_...
Two Caveats
1 - I did have to trim about 1 or 2 mm off the top edge of the cards for them to fit
2 - The sleeves are about 2 or 3 inches longer than the cards and I trimmed that for them to fit in the boxes
But, they are thick heavy sleeves