yugioh machina mayhem structure deck list cardcluster GX manga Machina Gearframe - Structure Deck:

Ride the waves and explore the bold blue skies with some of your favorite Pokemon

While face-up on the field, This card is also a LIGHT-Attribute

This article on the Magic judges blog correctly states that pile shuffling is an optimal randomization method if we start from an unknown deck configuration, and suggests that people use it in tandem with other shuffling methods

Stardust Illumination Type Spell Card Archetype Stardust TCG Date 2021-08-12 OCG Date 2021-04-17 Card Text Send 1 "Stardust" monster from your Deck to the GY, or if you control "Stardust Dragon" or a Synchro Monster that mentions it, you can Special Summon it instead

Such cards are cheap but can sometimes be worth something if they are particularly strong or valuable in combat