Re-suggesting, more concrete proof of the suggested price.

Sale 1:

Sold for 7 keys (buyer's end)

https://backpack.tf/profiles/76561199084784906#!/compare/1703894400/1703980800

https://backpack.tf/profiles/76561198137322463#!/compare/1703894400/1703980800

https://backpack.tf/item/12711242870

= 7 keys

Sale 2:

Sold for 7 keys

https://backpack.tf/profiles/76561199189814852#!/compare/1708041600/1708128000 - Near ID: 14178369876

https://backpack.tf/profiles/76561198116110446#!/compare/1708041600/1708300800

https://gladiator.tf/sales?item=Holy%20Grail%20Taunt:%20The%20Travel%20Agent&at=2024-02-18T11:30:56.109Z - Gladiator confirms

https://backpack.tf/item/13855484408

= 7 keys

Other Sales:

#1

https://backpack.tf/profiles/76561198084086593#!/compare/1701907200/1701993600

https://backpack.tf/profiles/76561199189814852#!/compare/1701907200/1701993600

https://gladiator.tf/sales?item=Holy%20Grail%20Taunt:%20The%20Travel%20Agent&at=2023-12-10T09:32:28.402Z - labelled as 3 keys + 40 ref

https://backpack.tf/item/13855484408

3 keys match.

#2

https://backpack.tf/profiles/76561199093977898#!/compare/1699574400/1702425600

https://backpack.tf/profiles/76561199084784906#!/compare/1699660800/1699747200

https://backpack.tf/item/12711242870

Bulk

#3

https://backpack.tf/profiles/76561198311498888#!/compare/1703289600/1703376000

https://backpack.tf/profiles/76561198043988930#!/compare/1703289600/1703376000

https://backpack.tf/item/12913488152

Untraceable. 11 keys match, more items would've been involved.

https://stntrading.eu/item/tf2/Unusual+Holy+Grail+Taunt%3A+The+Travel+Agent - stn currently offers ~6 keys if they get one.

Marketplace Sales:

https://marketplace.tf/items/tf2/31290;5;u3003

$19.99, Jan 14th

https://marketplace.tf/items/tf2/5021;6

Keys were $1.68.

19.99/1.68 = ~11.9, rounds to 12 keys

Sellers:

https://marketplace.tf/items/tf2/31290;5;u3003

https://backpack.tf/item/12913488152 - $13.99 (~8 keys)

Sales at:

7 (2x)

12 (marketplace)

The 12 key marketplace sale is an outlier, considering the cheaper marketplace seller at $13.99 (~8 keys). Excluding 12.

Taking 7 flat.