Item 1: https://backpack.tf/item/15224504009

Sale 1: withdrawn from MPTF

Marketplace.tf: https://marketplace.tf/items/tf2/30767;5;u364

Item 2: https://backpack.tf/item/15223941840

Sale 2:

Sold for $18.49 on May 27 2025

Keys were $1.93 https://marketplace.tf/items/tf2/5021;6

18.49/1.93=9.58 ~9.5 keys

Sale 3:

Sold for $18.49 on July 15 2025

Keys were $2.01 https://marketplace.tf/items/tf2/5021;6

18.49/2.01=9.2 ~9 keys

Sales:

9, 9.5

Sellers:

BPTF - https://imgur.com/qAkdrj1 9 keys (17 days), 10 keys (22 days)

MPTF - https://marketplace.tf/items/tf2/30767;5;u364 $19.99 (~10.5 keys)

STN - https://stntrading.eu/item/tf2/Unusual%20Sizzling%20Airdog None

SCM - https://steamcommunity.com/market/listings/440/Unusual%20Airdog?filter=Sizzling+Airdog https://imgur.com/RB6iK5f Starting from 21.11€ (~10 keys)

I don't think 17 days is enough to counter a fairly close sale. Sticking with 9-9.5 keys.