Suggestion: Ghosts of Smissmas Time Crimbo Cap at 10–17 keys

Marketplace.tf sale on 3/16/25

$39.99 / $1.87 (median value at the time) = 21.4

Rounding to 21

Sale #2

https://backpack.tf/item/15256228351 (probably)

Marketplace.tf sale on 3/25/25

$35.00 / $1.89 (median value at the time) = 18.5

Rounding to 19

Sale #3

No matching history link found

Marketplace.tf sale on 4/01/25

$35.00 / $1.90 (median value at the time) = 18.4

Rounding to 18

Sale #4

https://backpack.tf/item/15665776571

https://backpack.tf/item/15291908107 (probably)

Marketplace.tf sale on 4/17/25

$35.00 / $1.91 (median value at the time) = 18.3

Rounding to 18

Sale #5

1:1 for an Orbiting Planets Old Guadalajara

https://backpack.tf/profiles/76561199059606622#!/compare/1745625600/1745712000

No usable mini for the Old Guadalajara, use there

Sale #6

https://backpack.tf/item/15651893949

12 keys and 21 ref

https://backpack.tf/profiles/76561199819654224#!/compare/1745712000/1746316800

Rounding to 12

Sale #7

https://backpack.tf/item/15638766041

9 keys 4 ref

https://backpack.tf/profiles/76561198205723668#!/compare/1744416000/1744588800

Rounding to 9

Sale #8

https://backpack.tf/item/15586788307

Crimbo Cap + Radiant Legacy Covert Covers for a Strange Arachne's Web Classy Capper

https://backpack.tf/profiles/76561198810226476

#!/compare/1745107200/1745280000

No mini for the Classy Capper. Should be used to price there

Sale #9

https://backpack.tf/item/15541940461

Dumped to bots

https://backpack.tf/profiles/76561198090373633#!/compare/1743724800/1744588800

Sale #10

https://backpack.tf/item/15541940461

Untraceable

https://backpack.tf/profiles/76561198057158858#!/compare/1741564800/1745193600

Sale #11

https://backpack.tf/item/15515812237

9 keys

https://backpack.tf/profiles/76561198035013576#!/compare/1741478400/1741824000

Sale #12

https://backpack.tf/item/15515812237

Inventory dump

https://backpack.tf/profiles/76561199206009808#!/compare/1744156800/1746144000

Sale #13

https://backpack.tf/item/15488805614

Untraceable

https://backpack.tf/profiles/76561198165066971#!/compare/1740528000/1741132800

Sale #14

https://backpack.tf/item/15451113968

11 keys

https://backpack.tf/profiles/76561199539391520#!/compare/1739836800/1739750400

Sale #15

https://backpack.tf/profiles/76561198046397903#!/compare/1740873600/1740960000

Untraceable

Sale #16

https://backpack.tf/profiles/76561198349848918#!/compare/1740873600/1740960000

Unsure

Sale #17

https://backpack.tf/profiles/76561198061517427#!/compare/1742860800/1743120000

Buds (7.33) + Arkham Cowl (1.25) = 8.58

Rounding to 8.5. Resold to same bot a few days later

Sale #18

https://backpack.tf/profiles/76561198061517427#!/compare/1743897600/1744156800

Crimbo Cap + Gravelly Ghoul A Handsome Handy Thing (in date at 11.5) for a Tropical Thrill Undercover Brolly

Tropical Thrill Undercover Brolly mini

https://backpack.tf/item/11923679941

15 keys

https://backpack.tf/profiles/76561198296556106#!/compare/1745107200/1745193600

15 - 11.5 = 3.5

Taking 3.5

Sale #19

https://backpack.tf/profiles/76561198349848918#!/compare/1744502400/1744588800

Untraceable

Sale #20

https://backpack.tf/item/15435342360

Untraceable

https://backpack.tf/profiles/76561198128461602#!/compare/1704931200/1744848000

Sale #21

https://backpack.tf/profiles/76561198094329754#!/compare/1744416000/1745280000

Untraceable

Sale #22

https://backpack.tf/profiles/76561199137675420#!/compare/1744675200/1745020800

1:1 for a Steaming Professor's Peculiarity

Steaming Professor's Peculiarity mini

https://backpack.tf/item/2455968761

Sold for Valiant Vortex El Mostacho + 2 keys

Valiant Vortex El Mostacho mini

https://marketplace.tf/items/tf2/31074;5;u133

Marketplace.tf sale on 1/06/25

$26.45 / $1.80 (assuming value?) = 14.7 keys

Rounding to 15

15 + 2 = 17

Therefore, Sale #22 is 17

Sale #23

https://backpack.tf/profiles/76561198448915279#!/compare/1745020800/1745107200

Untraceable

Sale #24

https://backpack.tf/profiles/76561198231709968#!/compare/1746230400/1746316800

9 keys 38 ref

Rounding to 9.5

Sale #25

https://backpack.tf/item/15401411624

Unclear

https://backpack.tf/profiles/76561199034193112#!/compare/1732579200/1739923200

Sale #26

https://backpack.tf/item/15386880455

Bulk sale

https://backpack.tf/profiles/76561198844386127#!/compare/1745625600/1745712000

Sale #27

https://backpack.tf/item/15386880455

Untraceable

https://backpack.tf/profiles/76561198231709968#!/compare/1745712000/1745971200

Sale #28

https://backpack.tf/item/15386880455

Untraceable

https://backpack.tf/profiles/76561198080253443#!/compare/1745884800/1745971200

Sale #29

https://backpack.tf/profiles/76561199178307972#!/compare/1739491200/1739664000

Unclear

Sale #30

https://backpack.tf/profiles/76561199178307972#!/compare/1739664000/1740614400

Dumped to bots

Sale #31

Seller: https://backpack.tf/profiles/76561198349848918#!/compare/1740009600/1740096000

12 keys

Buyer: https://backpack.tf/profiles/76561199513453937#!/compare/1740009600/1740096000

Sale #32

https://backpack.tf/profiles/76561198406114836#!/compare/1740787200/1740960000

Untraceable

Sale #33

https://backpack.tf/item/15342009121

Untraceable

https://backpack.tf/profiles/76561198084162829#!/compare/1733270400/1743465600

Sale #34

https://backpack.tf/profiles/76561198035013576#!/compare/1740096000/1740268800

Bulk for Burning Flames Calamitous Cauldron maybe?

Sale #35

https://backpack.tf/profiles/76561198874598825#!/compare/1740096000/1740355200

Untraceable

Sale #36

https://backpack.tf/profiles/76561198874598825#!/compare/1740355200/1740528000

Untraceable

Sale #37

https://backpack.tf/profiles/76561198310750043#!/compare/1740614400/1740700800

10 keys 21 ref

Rounding to 10

Sale #38