Resuggest

MP sales:

Sale #1: $7.29 / $1.89 (https://manic.tf/keyprice/?at=2020-05-06) = 3.86 ~ 4 keys (QS)

Sale #2: $11.40 / $1.91 (https://manic.tf/keyprice/?at=2020-05-28) = 5.97 ~ 6 keys

Sale #3: $15.99 / $1.91 (https://manic.tf/keyprice/?at=2020-05-28) = 8.37 ~ 8 keys

Item history not found for all sales above.

All unknown B/O: https://gyazo.com/3e8b7d5d4012177417e989c30daae3d5

No sales on mannco.store found.

Item tracing:-

Item 1: https://backpack.tf/item/7956625600

Sale #4

untraced

https://backpack.tf/profiles/76561198431421139#!/compare/1588550400/1588636800

https://backpack.tf/profiles/76561198080179568#!/compare/1588550400/1588636800

Sale #5

untraced

https://backpack.tf/profiles/76561198080179568#!/compare/1589414400/1589500800

https://backpack.tf/profiles/76561198079586282#!/compare/1588291200/1589760000 (deposited to SCM)

Item 2: https://backpack.tf/item/7957373296

Sale #6

Sold for 5 keys + 82 ref ~ 6.5 keys

https://backpack.tf/profiles/76561198069967202#!/compare/1587513600/1587600000 (untraced)

https://backpack.tf/profiles/76561198324263832#!/compare/1587513600/1587600000 (here)

Sale #7

untraced

https://backpack.tf/profiles/76561198324263832#!/compare/1587600000/1588118400

https://backpack.tf/profiles/76561198007934603#!/compare/1588032000/1588204800

Sale #8

untraced (only show 1 key)

https://backpack.tf/profiles/76561198007934603#!/compare/1587427200/1588118400

https://backpack.tf/profiles/76561198985910282#!/compare/1588032000/1588118400

Sale #9

untraced

https://backpack.tf/profiles/76561198985910282#!/compare/1589414400/1589500800

https://backpack.tf/profiles/76561198271192883#!/compare/1589328000/1589587200

Sale #10

Sold for 6 keys + 26 ref ~ 6.5 keys

https://backpack.tf/profiles/76561198271192883#!/compare/1592352000/1593648000 (ID: 8941229092)

https://backpack.tf/profiles/76561198091880288#!/compare/1593129600/1593216000

Sale #11

untraced (only show 1 key + 31 ref)

https://backpack.tf/profiles/76561198091880288#!/compare/1593129600/1593302400

https://backpack.tf/profiles/76561198192794793#!/compare/1592524800/1593216000

Sale #12

untraced (ID did not match)

https://backpack.tf/profiles/76561198192794793#!/compare/1593216000/1593302400

https://backpack.tf/profiles/76561198811737080#!/compare/1592956800/1593302400

Sale #13

untraced

https://backpack.tf/profiles/76561198811737080#!/compare/1593388800/1593907200

https://backpack.tf/profiles/76561198337734785#!/compare/1593302400/1593475200

Current listings: https://gyazo.com/ce223155ceb410994f9121fd34b07ee2

Selling at 7 keys

Buying at 6.1 keys

Valid sales: 6, 8, 6.5, 6.5

Excluding 6 since lower than current buy orders.

Credit Shuffle Spy

I'd narrow the range to 6.5 - 7 Keys because of how long the seller hasn't sold theirs at 7 for.

https://backpack.tf/item/7957373296