After your myr have untapped, you can tap them all again to help cast artifact spells at instant speed before your mana pool empties
Ruby Storm (6.2% of the Winner's Metagame) 4 Ral, Monsoon Mage 4 Desperate Ritual 4 Manamorphose 4 Pyretic Ritual 4 Reckless Impulse 4 Wrenn's Resolve 4 Ruby Medallion 4 Mountain 3 Past in Flames 3 Arid Mesa 2 Wish 2 Bloodstained Mire 2 Valakut Awakening 2 Wooded Foothills 2 Artist's Talent 2 Glimpse the Impossible 2 Scalding Tarn 2 Strike It Rich 1 Elegant Parlor 1 Sacred Foundry 1 Gemstone Caverns 1 Grapeshot 1 Sunbaked Canyon 1 Commercial District 4 Prismatic Ending 4 Orim's Chant 2 Wear 2 Brotherhood's End 1 Past in Flames 1 Grapeshot 1 Empty the Warrens Ruby Storm is a blisteringly fast combo deck centered around Ruby Medallion and Ral, Monsoon Mage
The only exception in Pokmon, for example, would the Japanese Trade Please promo from 1998 which has a Cosmos Holo back
What makes Miraidon so powerful is its setup ability, Tandem Unit, which allows you to search your deck for 2 (yes 2) basic lightning Pokmon and put them directly onto your bench
[W][C][C] Fighting Whirlpool: 90+ damage
This includes Item, Supporter, and Stadium cards that ultimately help you to do things you couldnt ordinarily do with Pokmon and their abilities