Theyre great for display pieces and gifts Custom alt-art, a themed deck, a playmat-matching land suite, a meme card you made for a friend, foils shine here
For example, take Unwind: This "no mana" mechanic that debuted in Urza's Block came to dominate every tournament from Vintage and Legacy to Pauper, and has been used abusively to make mana with cards like High Tide or the Urzatron, as well as to rack up lethal storm counts
That being said, Viper offers a unique sort of payoff and enabler that it should end up being stronger than it looks on paper
So unless you have made an agreement with your fellow players to allow a Wishboard of banned cards, Spike is just going to be a 1/1 vanilla Human Gamer
It won't be a land in addition to its other types until it enters the battlefield