This is easy to happen if youve attacked as its earlier evolutions, Litten and Torracat, which hurt themselves when they deal damage
Midgar, City of Mako is more town and adventure card but a handy mode to have, and Barter in Blood is easy to gain an upper hand with, so it's no wonder that it's been reprinted many times since it first release with Mirrodin
#12 they cant put storm emrelda packs in the image if the real prouct images for thes et have not been released yet, let alone being even announced

Sort Rarity Card Type Bulbasaur #1Common $0.25 Ivysaur #2Uncommon $0.18 Venusaur #3Holo Rare $0.92 Radiant Venusaur #4Radiant Rare $9.18 Alolan Exeggutor V #5Ultra Rare $0.81 Spinarak (Peelable Ditto) #6Common $13.98 Spinarak #6Common $0.21 Ariados #7Uncommon $0.14 Charmander #8Common $0.26 Charmeleon #9Uncommon $0.20 Charizard #10Holo Rare $3.27 Radiant Charizard #11Radiant Rare $18.85 Moltres #12Holo Rare $0.43 Numel (Peelable Ditto) #13Common $13.57 Numel #13Common $0.17 Camerupt #14Uncommon $0.12 Squirtle #15Common $0.30 Wartortle #16Uncommon $0.22 Blastoise #17Holo Rare $2.00 Radiant Blastoise #18Radiant Rare $11.15 Slowpoke #19Common $0.20 Slowbro #20Uncommon $0.18 Magikarp #21Common $0.15 Gyarados #22Holo Rare $0.37 Lapras #23Holo Rare $0.28 Articuno #24Holo Rare $0.39 Wimpod #25Common $0.11 Golisopod #26Holo Rare $0.26 Pikachu (27) #27Common $0.34 Pikachu (28) #28Holo Rare $1.63 Zapdos #29Holo Rare $0.42 Mewtwo V #30Ultra Rare $5.75 Mewtwo VSTAR #31Ultra Rare $7.72 Natu #32Common $0.08 Xatu #33Uncommon $0.11 Lunatone #34Uncommon $0.14 Sylveon #35Holo Rare $0.82 Onix #36Common $0.12 Larvitar #37Common $0.13 Pupitar #38Uncommon $0.15 Solrock #39Uncommon $0.10 Conkeldurr V #40Ultra Rare $0.61 Alolan Rattata #41Common $0.13 Alolan Raticate #42Common $0.17 Tyranitar #43Holo Rare $0.28 Steelix #44Uncommon $0.12 Meltan #45Common $0.12 Melmetal #46Holo Rare $0.17 Melmetal V #47Ultra Rare $0.71 Melmetal VMAX #48Ultra Rare $1.53 Dragonite V #49Ultra Rare $4.10 Dragonite VSTAR #50Ultra Rare $4.19 Chansey #51Uncommon $0.16 Blissey #52Holo Rare $0.27 Ditto #53Holo Rare $5.59 Eevee #54Common $0.26 Snorlax #55Holo Rare $1.42 Aipom #56Common $0.16 Ambipom #57Common $0.17 Slaking V #58Ultra Rare $0.71 Mewtwo V (Alternate Full Art) #72Ultra Rare $64.84 Mewtwo VSTAR (79) (Secret) #79Secret Rare $52.13 Dragonite VSTAR (Secret) #81Secret Rare $48.07 Mewtwo VSTAR (86) (Secret) #86Secret Rare $36.30 Radiant Charizard #11Radiant Rare $18.85 Dragonite V (Full Art) #76Ultra Rare $18.26 Bidoof (Peelable Ditto) #59Common $17.84 Spinarak (Peelable Ditto) #6Common $13.98 Numel (Peelable Ditto) #13Common $13.57 Melmetal VMAX (Secret) #80Secret Rare $11.51

This makes it one of the more valuable Blastoise cards
[ Pendulum Effect ] During your Main Phase: You can shuffle 1 face-up Pendulum Monster from your Extra Deck into the Deck, then add 1 non-Pendulum "Dracoslayer" or "Igknight" monster from your Deck to your hand