1st edition base pokemon cards Goldin [LLLL] Thunderbolt (100) Discard all Energy cards to use this attack. Pokemon Foil 36 Packs 1ST

These are Healing Salve, Dark Ritual, Lightning Bolt, Giant Growth, and, of course, Ancestral Recall

Bidoof (Peelable Ditto) #59Common $19.40 Bidoof (Peelable Ditto) #60Common $17.50 Ditto #51Common $78.66 Ditto #4Holo Rare $111.98 Ditto #35Uncommon $67.81 Ditto #12Common $55.36 Ditto #27Rare $22.33 Ditto #17Rare $22.66 Ditto #108Holo Rare $42.34 Ditto #XY40Promo $85.95 Camerupt #14Uncommon $0.13 Ivysaur #2Uncommon $0.20 Slowpoke #19Common $0.19 Charmeleon #9Uncommon $0.24 Wartortle #16Uncommon $0.23 Melmetal V #47Ultra Rare $0.70 Blastoise #17Holo Rare $1.51 Lapras #23Holo Rare $0.27 Charmander #8Common $0.21 Lunatone #34Uncommon $0.14

Xolatoyac is the alternate commander for the precon, though it's leaning more on the +1/+1 counter subtheme than anything related to Merfolk specifically

The entire experience can be enjoyed without spending money, though there are in-game advertisements