The two M Charizard-EX cards dominate the community conversation: #13 (Full Art) and #101/108 (the holo variant) are the cards every Evolutions collector wants, and they're what drives grading submissions for this set
You can only use each effect of "Kittytail, Mystical Beast of the Forest" once per turn
It's a game where you use a deck of Pokmon cards to battle against other players' decks of cards

Ancient Origins Collector Pin 3 Pack Blister [Mega Tyranitar Pin] Mega Tyranitar EX Premium Collection Knock Out Collection [Tyranitar, Shiftry, and Vivillon] $185.91 Triple Whammy Tin [Tyranitar] $24.02 Tyranitar Ex Box $72.29 Prismatic Evolutions Lucario ex & Tyranitar ex Premium Collection (Sam's Club) $206.17 2-Pack Blister Pack [Team Rocket's Articuno, Zapdos & Tyranitar] $22.11 Battle Styles Premium Checklane Blister [Tyranitar] Dark Tyranitar #11Holo Rare $285.29 Dark Tyranitar - 019/109 #19Rare $73.38 Dark Tyranitar - 020/109 #20Rare $20.55 Dark Tyranitar - 20/109 (EX Team Rocket Returns) #20Holo Rare $57.23 M Tyranitar EX #43Ultra Rare $29.32 M Tyranitar EX - 43/98 #43Promo $19.50 M Tyranitar EX (92 Full Art) #92Ultra Rare $114.82 Mega Sableye & Tyranitar GX #126Ultra Rare $43.57 Muk #23Rare $16.97 Lanturn (H15) #H15Holo Rare $63.99 Scizor (H21) #H21Holo Rare $188.99 Quagsire #30Rare $86.40 Electrode #8Rare $13.11 Nidoking (24) #24Rare $15.53 Jynx #18Rare $30.73 Togetic (H27) #H27Holo Rare $150.00 Sudowoodo (H24) #H24Holo Rare $165.00 Donphan #7Rare $21.55

Amongst creatures, spells, and enchantments, players opening booster packs of this strange new product would find cards with brown borders, the only cards whose mana costs didnt require a single pip of colored mana: artifacts