https://backpack.tf/profiles/76561198115696625#!/compare/1585180800/1585612800

https://backpack.tf/profiles/76561198061325470#!/compare/1585526400/1585612800

https://marketplace.tf/items/tf2/342;5;u109

$29.99

https://backpack.tf/profiles/76561198061325470#!/compare/1587081600/1587168000

https://backpack.tf/profiles/76561198055309704#!/compare/1586390400/1587513600

https://marketplace.tf/items/tf2/342;5;u109

$50

https://backpack.tf/profiles/76561198055309704#!/compare/1592438400/1592524800

https://backpack.tf/profiles/76561198356521260#!/compare/1592352000/1592611200

untrace

https://backpack.tf/profiles/76561198356521260#!/compare/1592611200/1592697600

https://backpack.tf/profiles/76561198350879574#!/compare/1592697600/1592784000

craft #58 nostromo napalmer with spell

only other sale on nostromo is 10 keys

https://backpack.tf/profiles/76561198065733542#!/compare/1592611200/1592697600

Starstorm Insom Noble updating to 23 keys https://backpack.tf/suggestion/5f04ac67bdc5ca3d55435e24

Using the Crown on the Noble would just make it 23 keys as well

And here, it falls within the range

Although, 18-23 could be possible to tighten this range

https://backpack.tf/profiles/76561198072355915#!/compare/1592784000/1592956800

https://backpack.tf/profiles/76561198350879574#!/compare/1592870400/1592956800

The Starstorm Insom Noble trade (updated at 23 keys)

https://backpack.tf/profiles/76561198072355915#!/compare/1593561600/1593734400

https://backpack.tf/profiles/76561198192602363#!/compare/1593561600/1593734400

Bulk

https://gyazo.com/86745627608cf5eaace8bbf4a19cf721

13 day seller at 30 keys