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PRICE DISCUSSION DOCS
APP
Updated 2026-10-19·View as Markdown

Exchange — The Board

The board is every open trade other collectors have posted, newest first. Anyone can fill one.

How: Open your Exchange (the ⇌ on your wallet row) and tap BOARD. From a sticker sheet, ✸ SWAPS · ⇌ BOARD opens it straight on SHEETS.

⇌︎ EXCHANGE
SLOTS0/8BOARD4RECORD
ALL⬚︎ OUTPUTS⊞︎ SHEETS⚷︎ KEYCHAINS
FOR YOU · 2
@marloweENDS IN 6D 2H
arcology #15#15
⇌︎
prisms #1ANY
ARCO15 ⇌︎ ANY PRSM
✛︎ ON YOUR WISHLIST
@quillENDS IN 29D
0.03
⇌︎
reliquary #1ANY
◊︎0.03 ⇌︎ ANY RLQY
YOU HOLD WHAT THEY WANT
EVERYONE · 2
@oakhartENDS IN 2D 9H
×1
⇌︎
×2
GENESIS×1 ⇌︎ PETEY×2
@ferrousENDS IN 5M
#7
⇌︎
cultivar #3#3
⚷︎#7 ⇌︎ CLTV3
The board. Tap the filters: ALL · ⬚ OUTPUTS · ⊞ SHEETS · ⚷ KEYCHAINS.

FOR YOU sits on top. A trade lands there when:

  • ✛ ON YOUR WISHLIST — it gives an Output on your wishlist, or a sheet you've marked as wanted.
  • YOU HOLD WHAT THEY WANT — you hold an Output from every Project it asks for, and enough of every sheet.

Everything else is under EVERYONE. Your own open trades never show on your board; they're in your slots.

Filling a trade

How: Tap a trade on the board to see it whole, tap each ANY square to pick which of your Outputs goes, then tap FILL TRADE.

⇌︎ EXCHANGE
ON THE BOARD FROM @marlowe · ENDS IN 6D 2H
YOU GIVE (1)
prisms #1ANY PRSM
YOU RECEIVE (1)GUIDE ◊︎0.048
arcology #15ARCO15
Tap each ANY to pick the Output you give.
An open trade from your seat. It asks for any PRISMS, so YOU GIVE shows an ANY square until you pick one.

An ANY square opens a list of your Outputs from that Project. Tap one and it takes the square. A piece in a Vault wears ⚿ and can't be picked. Tap FILL TRADE before every ANY is picked and the app tells you:

Fill: PICK AN OUTPUT FOR EVERY ANY
TRY

The confirm card then names the Output you picked:

FILL TRADE

COUNTER on a board trade sends its poster a direct trade of your own. Their open trade stays on the board for everyone else.

How a trade settles

Every piece on both sides is checked again the moment a trade is accepted or filled: the Outputs, the sheet counts, the keychains, the ETH. Everything moves together, or nothing moves. If anything on either side has changed hands, the trade can't settle and nothing happens.

On chain, a trade is one transaction: Outputs, sealed sheets, keychains and ETH swap together in a single fill, whether it was sent to someone or open to anyone, "any Output" asks included.

When it settles:

  • Outputs change hands, and any listing on them comes down.
  • Sheets arrive in your Binder sealed, the same as a sheet from the Store.
  • Keychains move to your rack. Their PriceStreak and PriceRank traits reset; the look never changes (Keychains).
  • The trade's poster gets a ⇌ ping, and it goes into both of your RECORDs.
  • On the poster's side, the slot turns DONE and waits for COLLECT.

No fee and no royalty come out of either side.

Limits

  • Eight slots. Up to eight trades out at once. Collect or cancel one to free a slot.
  • 12 pieces a side.
  • ETH on one side only, and a trade needs at least one piece besides ETH.
  • An open trade can't ask for a keychain. Ask for one in a direct trade.
  • No mixing rails. A trade can't mix on-chain and pre-chain Outputs; trade them separately.
  • No trading with yourself, and platform accounts don't trade.

Further reading

  • Exchange — the window, what you can trade, the doors.
  • Making a Trade — putting a trade together and answering one.