While tests like the light test, bend test, and rip test can be useful, they are not foolproof and can be misleading
If your deck has 0 Faeries you would always play it, but it does get far better if you do have some faeries around, as it becomes incredibly efficient
For example, searching elf enchantment returns all cards where text content contains elf AND enchantment
Sometimes I show my art stuff to people who might not know what Magic the Gathering is
Thats a tall ask when the board wipe Be Prepared is one of the most popular cards in the current format
Brandon and Brian brought the Silly Putty Ball over to the main section of TCG R&D (Brandon and Brian work in a different but nearby section.) While talking about what we could do with the Silly Putty Ball, someone (I don't remember who) said, You know, I think we have enough Silly Putty that we could cover that table. And many man hours later, we had the very first R&D Silly Putty table