Big Brain Academy: Brain vs. Brain

A complete copy sells for about $17 in NTSC (US, Canada). Most of the 16 sales in the last 90 days went for $15 to $20. A sealed copy sells for $28 to $39.

Down so far, from about $18 for a complete copy in the week of October 12 to $17 in the week of October 19.

Yes. A PAL copy sells for about $13 and an NTSC copy for about $17.

• Any region $11–$17200+ sales
• NTSC copy $15–$2010+ sales
• PAL copy $10–$17200+ sales
• Asian copy no sales yet
• Region-free copy no sales yet

Look at the rating badge on the front of the box.

• An ESRB box, black and white with a letter in it, means a North American copy. Canadian copies have the same front with a bilingual back.
• A PEGI square with the age in it means a European copy. France had a box of its own for the same cartridge.
• A USK square (ab 6, 12, 16 or 18) means a German copy. Germany rates games itself instead of using PEGI.
• A CERO letter (A, B, C, D or Z) means a Japanese copy.

Not that we've seen. All 20+ sales so far were standard copies.

Around 5 copies sell per month. The cheapest listings sell within about a day, and seven are listed right now.

We retrieve listing information through eBay alerts and Vinted alerts provided by GrailHound and apply image recognition and text processing to link marketplace listings to games.

Published by Nintendo and developed by Nintendo, indieszero and Nintendo EPD. Released December 3, 2021.