Basic Charmers can steal away monsters that match their Attribute, and if you control even one Charmer, you can fill the field with familiars
For videogame baddies like Sephiroth, its only natural to make a transform version of the card for ultimate flavor
Viability here is almost certainly as a sideboard card and highly contextual
Here are the tools you need to craft your understanding of this mechanic, and I go through the rules and the best craft abilities out there
KC Grand Tournament 2nd place Dark Magician Worth $30,000 An iconic card in a historic winner's trophy It's inside a trophy brick - you're never shuffling this card into a deck During the Coronavirus pandemic, Konami wisely suspended the World Championship for its mobile game Yugioh Duel Links, and in 2020 to 2022 it hosted the purely digital Kaiba Corporation Grand Tournament as a replacement
If this card battled this turn (Quick Effect): You can return 1 card equipped to this card to the hand, then immediately after this effect resolves, you can Xyz Summon 1 WATER Xyz monster