yu gi oh legendary 5d's decks collector's set Yu-Gi-Oh! II this deck delivers competitive gameplay with cards that shaped the meta Yu-Gi-Oh Legendary 5D's Structure Deck

That kind of versatility more than makes up for their one-time use

4 Fiend monsters (1 Fusion, 1 Synchro, 1 Xyz, and 1 Pendulum) Must be either Fusion Summoned, or Special Summoned (from your face-down Extra Deck) by banishing the above cards from your field and/or GY

but knowing WotC, that plan is probably in the works)

Heal 120 damage from each of your Grass type Pokmon

You get the usual advantages of Simic which make this such a good color combo in the format: lots of ramp and card draw

The arrival of Galarian Moltres V allows Dark Box to have more Darkness Energy on the field, allowing you to use the very strong Umbreon and Darkrai-GX's Dark Moon GX attack