Sale #1:

Sold for a Something Burning This Way Comes Larrikin Robin (50) and 40 keys:

https://imgur.com/a/5jWcm (credits to Bayworks)

Buyout at 75 keys: https://snag.gy/RKywhg.jpg (credits to Bobby)

Total: 75 keys

Sale #2:

Sold for a Something Burning This Way Comes Das Gutenkutteharen and 16 keys in adds:

https://imgur.com/a/130Z9

My buyout was 75 keys:

http://www.tf2outpost.com/trade/29501017

Proof of effect:

https://imgur.com/a/iyeEb

Caps at 75 keys

No available mini suggestion on the Something Burning This Way Comes Das Gutenkutteharen