pokemon alolan vulpix card Sleeves & Vulpix Nitamono Doushi - Pokémon Card Game | Authentic Japanese Pokémon TCG Sleeves Colorless Rule Alolan Vulpix 21/145 Reverse Holo

With almost a $20 difference between Groudon and Kyogre, it seems this Primal Clash has a clear winner

If the spell's normal effects include exiling itself, the effect of Goliath Daydreamer's first ability won't apply to it

If the spell resolves you'll merge the two creatures, putting one card on top of the other

Mulligan hard (put back cards to draw more) for them, trying to keep a turn 1 and 2 character if you have them already

Further Reading Ultra Rare One Ring Trading Card FoundAttracting Million-Dollar Offers (Forbes)

Thats quite a wide swath of critters, and if your deck is full of solely those creature types, you can even activate this cards Companion benefit