yugioh duel academy decks Yu-gi-oh Gx - Starter Deck but Speed Duel cards can be used in the Yu Yu-Gi-Oh! Speed Duel GX: Duel

It can be found in the Extradimensional Crisis pack from the ExtradimensionalCrisis set

So as well as being a lovely card from an artwork perspective, this card currently $26 on average, price-wise is also pretty useful in gameplay terms too

And there is already plenty of powerful stuff you can do with them

$4.99 Nihil Spellbomb Scars of Mirrodin $0.99 Cleansing Wildfire Zendikar Rising $0.59 Eviscerator's Insight Modern Horizons 3 $1.29 Troublemaker Ouphe Wilds of Eldraine $2.49 Drossforge Bridge Modern Horizons 2 $0.99 Writhing Chrysalis Modern Horizons 3 $6.99 Moment's Peace Odyssey $8.99 Breath Weapon Commander Legends: Battle for Baldur's Gate $10.99 Krark-Clan Shaman Mirrodin $2.79 Lembas The Lord of the Rings: Tales of Middle-earth $0.79 Ichor Wellspring Mirrodin Besieged $3.49 Fanatical Offering The Lost Caverns of Ixalan 0 results found

Update Sept 15 9:50am CT : All card prices were added to Disney Lorcana Enchanted rarity cards following the official release of The First Chapter

Otherwise, we drop the Experimental Frenzy from the sideboard and replace them with Davriel, Rogue Shadowmage