Sneak Attack Creature (24) Archmage Emeritus Arni Brokenbrow Axgard Cavalry x4 Calamity Bearer Cyclone Summoner Frost Trickster x4 Mind Flayer Red Dragon x3 Teeterpeak Ambusher x4 Vortex Runner x2 Wormhole Serpent x2 Instant (4) Run Amok x4 Sorcery (5) Field Research x2 Thundering Rebuke x3 Land (27) Evolving Wilds x4 Island x11 Mountain x12 Sneak Attack is a little higgledy-piggledy when it comes to the theme
In any 20 life game, like normal casual or multiplayer, the 3 life tax means it creates a strong tension between people who don't want to die and people who don't want you to have a recursive loop
Those same decks also end up having a bunch of permanents, so Emrakul doesnt always wipe their board clean
Ready to play, 100 card, EDH (Commander) deck
If the item does not exceed several tens of thousands of yen, they either blacklist all bidders and end the auction, or have it won by an account they are using for self-bidding at 1 yen (likely to avoid fees)
If the enchantment was an Aura, you get to untap Yenna and scry 2 but you can only activate this ability at sorcery speed, making it a little lower power