fiend deck yugioh Arcana Force XV Goat Format Deck: Fiend Brain

Heggen reassures me that they are thoughtful about what new Secret Lair cards are doing to strategies outside of Commander, saying we're not trying to accidentally ruin those formats by casually printing hyper-powerful cards into them. That said, the concept of mechanically unique Secret Lair cards existing at all has been a hot topic in the community regardless of power level

Im a big fan of both MtG and Pokemon

We put a good deal of thought into the list from the top down, not just one card at a time

4 Dragon Master Knight Has True Mastery Over All Dragons (ATK 5000 / DEF 5000) It is likely that not many players who summon Dragon Master Knight will leave it in defense position, but if they do, it is a difficult monster to destroy