Card density does really matter for this deck since your key Auras are all about counting

Pokmon TCG EX Emerald Card List The Pokmon TCG EX Emerald expansion is made up of 107 cards that break down into the following rarities: Common: 32 Uncommon: 32 Rare: 14 Rare Holo: 17 Rare Holo EX: 11 Rare Secret: 1 043/106: Baltoy Fighting Common 044/106: Cacnea Grass Common 045/106: Doduo Colorless Common 046/106: Duskull Psychic Common 047/106: Electrike Lightning Common 048/106: Electrike Lightning Common 049/106: Feebas Water Common 050/106: Feebas Water Common 051/106: Gulpin Grass Common 052/106: Larvitar Fighting Common 053/106: Luvdisc Water Common 054/106: Makuhita Fighting Common 055/106: Meditite Fighting Common 056/106: Mudkip Water Common 057/106: Numel Fire Common 058/106: Numel Fire Common 059/106: Pichu Lightning Common 060/106: Pikachu Lightning Common 061/106: Ralts Psychic Common 062/106: Rhyhorn Fighting Common 063/106: Shroomish Grass Common 064/106: Snorunt Water Common 065/106: Spoink Psychic Common 066/106: Spoink Psychic Common 067/106: Swablu Colorless Common 068/106: Taillow Colorless Common 069/106: Torchic Fire Common 070/106: Treecko Grass Common 071/106: Voltorb Lightning Common 072/106: Vulpix Fire Common 073/106: Whismur Colorless Common 074/106: Zigzagoon Colorless Common

The front side is typically an at or slightly blow rate sorcery-type spell, with the bonus of the backside looming for serious value if you can pull it off
Using the jagged lines from Zapdos as their inspiration, the artist created a stunning stained-glass style piece of artwork for the Legendary trio
Even in mono-colored decks where theres no chance of them entering untapped, theres an argument to be made for their inclusion
It should be cheaper on Amazon, as they should really be selling sealed product for MSRP, but secondary market values are fighting the good fight and giving people prices they're willing to pay