Pillow fort decks are more about staying passive and focusing on defense
They are also important to remember because your friends will give you strange looks if you try to tell them you cast "the thingy on his whatsamajig, but he countered it with a canoodle" and that's why you lost
And thats just the static ability
You can use only the affected player's resources (cards, mana, and so on) to pay costs for that player
If Communal Brewing leaves the battlefield before its last ability resolves, use the number of ingredient counters that were on it as it last existed on the battlefield to determine the value of X
Standard Japan Showcase versions are strong hits as well, with Selfless Safewright, Spinerock Tyrant, and Winnowing all trading above $90