Parallax Inhibitor already did very little with a subset of cards that were only supported in a single set (Nemesis)
By making them both uncommons that green-black was happy to play, the cost to put them in your deck was low enough that you'd take them both, and then it's time to Ragnarok and roll
3 Add: Six Cut: Necropolis Fiend A powerful pre-planeswalker creature, Six is a Treefolk that lines up perfectly with Kotis in terms of abilities
The higher the number, the better the card is expected for your deck
You can steal a cool creature, artifact, or enchantment, use it as a [mtg_card]Deflection[/mtg_card] on a removal spell, or take control of something game-altering like [mtg_card]Blatant Thievery[/mtg_card] or [mtg_card]Insurrection[/mtg_card]
It earns the #1 spot because it was built specifically to solve the problem American collectors face: getting authentic Japanese products shipped internationally, reliably, with English-language support every step of the way