yugioh field card rules A hypothetical duel for a new Master Rule where the pendulum zones are brought back (also you can imperm Field Spells now I guess) : r/yugioh Yu-gi-oh Official Rulebook | PDF

As for playing with Wilhelt in the wider format, I think its actually a really great option for Zombie decks, especially seeing as though you can lose a whole board of Zombies and get an immediate replacement board of decayed Zombie tokens

To help hit that critical mass, Id look to cards like Scute Swarm, Hornet Queen, and Avenger of Zendikar

For most of the series, she is mistaken and referred as a boy due to her masculine clothing until the final Duel against Zarc

He plays a similar strategy with the eight-cost Gecko Moria Character as a cornerstone, though this Thriller Bark focuses more on graveyard shenanigans