Similarly, you could choose an enchantment creature as both the creature and the enchantment that you're sparing, even if you control another creature and/or another enchantment
Regardless, I dont know that now is the time for more than 60 cards, but I do know that as the card pool expands, it gets easier and easier to find more spells of a similar power level, but no other lands are close to the power level of fetchlands, so the incentives to build to maximize the power of our lands over the power of our spells do increase in some way over time, which is to say that, even if its not right now, it could be someday, and getting there first might be the best way to truly break Modern.
Card Type / HP / Stage: Fighting / 130 / Stage 2
This is an amazing ability for the time
They're Basic Pokmon that do not evolve and all share 30 HP, but they've proven to be valuable thanks to cards like Budew and Cleffa