Suggestion: Cloud 9 Shutterbug at 8 keys

https://backpack.tf/profiles/76561197963320534#!/compare/1569110400/1569110400

https://backpack.tf/profiles/76561198835160023#!/compare/1569715200/1570492800

Untraceable

Sale 2

https://backpack.tf/profiles/76561198835160023#!/compare/1571702400/1572307200

https://backpack.tf/profiles/76561198257977681#!/compare/1571788800/1571875200

Sold through SCM

Sale 3 https://backpack.tf/item/8056063374

https://backpack.tf/profiles/76561198144325312#!/compare/1569715200/1571875200

Sold for 8 keys pure

Sale 4 https://backpack.tf/item/8047366426

https://backpack.tf/profiles/76561198058276349#!/compare/1572048000/1572652800

Sold through SCM

Sale 5

https://backpack.tf/profiles/76561198125791160#!/compare/1572912000/1572998400

https://backpack.tf/profiles/76561198058276349#!/compare/1572825600/1572998400

Untraceable

Sale 6 https://backpack.tf/item/7983173112

https://backpack.tf/profiles/76561198090409013#!/compare/1574467200/1574553600

https://backpack.tf/profiles/76561198089253101#!/compare/1574380800/1574467200

Sold for a Severed Max Head, added ~ 11 keys worth of sweets.

Severed head currently sold ~ 19 keys

19 - 11 = 8 keys

Sale 7 https://backpack.tf/item/7964471153

https://backpack.tf/profiles/76561197964546925#!/compare/1567382400/1567468800

Sold through SCM

Conclusion:

Sales at 8,8 keys. Suggested price 8 keys