top tier yugioh master duel decks Untapped.gg Here it is... the PERFECT

Prices from TCGplayer

Rals first ability would be better if it protected him a little betterwhatever you tap can untap at your opponents upkeepbut its great for clearing a blocker away or tapping their blue mana to ensure your next spell resolves

Speaking of Limited-only cards from this round of MTG Final Fantasy leaks, Dwarven Castle Guard is another great example

These cards reach 23 times the value of other Golden UR cards even though the rarity is the same

Then, the player can pay 5 to shuffle the deck and play cards off the top for free, which generates incredible value

Not to mention Nykthos, Shrine to Nyx allowing for so much mana, so fast