Playing it will give your characters the Resist +2 keyword until the start of your next turn, which is almost like making them get large
Any Through the Ages card that you find in your FIN Sealed pool, or that you pick during a FIN draft, is playable in that Limited format , even if they arent Standard-legal
Spinneret and Spiderling, along with turning into a great attacker, is one of your main draw engines
Furthermore, the statement suggests that part of the goal of the Mythic rarity is to avoid making most Mythics tournament playable, which makes sense
Ezuri, Claw of Progress Just like Deathtouch creatures, a lot of Infect creatures in MTG are rather small