yugioh deck machine Yu-Gi-Oh! - Duplication (SDMM-EN026) - Structure Deck: Machina Mayhem - Unlimited Edition It is based on Machine type monsters with some spell and trap cards for support Yugioh Machine Reactor Structure Deck

It might be what you need, though

But certain promos and alt-art cards are Japan-only and can be extremely rare internationally

You can use one ability per turn, assuming you can pay for it

Angels lack card advantage and ramp compared to other high-mana value archetypes, and so this is an issue that can be solved by going a little outside of the box

For example, if you attacked with one of your three face-down creatures last turn, it should be clear to everyone which one that was

Maybe as an Easter egg, somewhere in the scene we see the Mothra Twins, two tiny fairies, singing to Mothrathey might just be resting on a hill or hovering above the grass somewhere