yugioh masked hero deck Amazon.com: Complete Custom for Yu-Gi-Oh! GX Once per turn Yugioh! Masked HERO Deck Core

Treasures are made to produce mana

It has a 72/2048 (3.52%) chance of being chosen as the Deck's Equip Card

Once per turn, you may also select one card in your graveyard, and Tragoedias level becomes the same level as the selected monster

Auctions Japan, as well as stock from Japanese retail shops.

Fisher's Talent is an expensive investment for what it does in the first couple modes, and if you get it into play early you aren't likely to invest more mana into in to gain levels until late enough in the game that it loses value

This is certainly a trend we've seen as of late and it's more than likely a lot to do with metagame/sideboard choices and also hedging in hate versus Uro based decks