Professor's Letter

Ultra Sun & Ultra Moon Deck Build Boxes · #18/41 · None · 2018JPN

—

Market price

Prices as of Oct 19, 2026

Live listings

Buy it now on eBay

Loading live listings…

Live from eBay · affiliate links support CardPrice · see recent sold results →

Shop live eBay listings →Recent eBay sold results

Scan Professor's Letter #18/41 with the CardPrice app

Instant prices from your camera, collection tracking, and price alerts — free on iPhone.

Download for iPhone →

How much is Professor's Letter #18/41 worth?

Professor's Letter #18/41 is a None card from Ultra Sun & Ultra Moon Deck Build Boxes, released in 2018. We track it nightly and will show a market price as soon as enough sales data exists.

These figures come from nightly market-data syncs verified against completed sales. Use the chart above to see the trend before you buy or sell.

Collecting Ultra Sun & Ultra Moon Deck Build Boxes?Full master set guide — every card, chase list, and completion cost→

Other printings of Professor's Letter 14

Professor's Letter

Alternate Art Promos · #146A/236

Professor's Letter

Premium Trainer Box (Japanese) · #7/18

Professor's Letter

League & Championship Cards · #123/264

Professor's Letter

BREAK Starter Pack (Japanese) · #56/72

Professor's Letter

BREAKthrough · #146/162

Professor's Letter

BREAKthrough · #146A/162

Professor's Letter

Noivern BREAK Evolution Pack (Japanese) · #6/10

Professor's Letter

Raichu BREAK Evolution Pack (Japanese) · #7/10

Professor's Letter

M Master Deck Build Box Power Style (Japanese) · #29/49

Professor's Letter

M Master Deck Build Box Speed Style (Japanese) · #31/49

Professor's Letter

XY Trainer Kit: Sylveon & Noivern · #28/30

Professor's Letter

XY Trainer Kit: Sylveon & Noivern · #24/30

Professor's Letter

XY · #123/146

Professor's Letter

Collection Y (Japanese) · #55/60