I hope it is a commercial tx. So, Paul Gatt and nightrider are alt and they both had commercial transaction with Chuckbuck. May be they had.

Then what about this tx- https://etherscan.io/tx/0x9500d9f6faab8d1afd9930b1d5f0bb4106549cc16eba18fc820498d4be52fb83
Chuckbuck had sent 0.01 ETH to user nexttime- https://bitcointalk.org/index.php?action=profile;u=938180
Can be found in this spreadsheet, search with nexttime- https://docs.google.com/spreadsheets/d/1VN61OS92gyZSHlYorDMfVVf90n3jl-HKTGbhBXVthNE/edit?usp=drivesdk

and

In this tx- https://etherscan.io/tx/0xc18deb328cf2fe9a1a2fb4483c6cf573dfa8c57a35018d02e317aef2e8cec383
Chuckbuck has sent 0.01 ETH to sidebyside- https://bitcointalk.org/index.php?action=profile;u=1102267
Can be found in this spreadsheet, search with sidebyside-
https://docs.google.com/spreadsheets/d/1WAy0iG4JUmcIsuL_ws3SmO7f807lQueP1YYMyEjUvAk/edit?usp=drivesdk

and

Surprise
Chuckbuck sent 0.01 ETH to Paul Gatt
https://etherscan.io/tx/0x5c475bc982660bada63ef85f3bdbe4b219a18362a45870e688ab6bf99fe0b577
Paul Gatt posted the address here- https://bitcointalk.org/index.php?topic=1849160.msg19233656#msg19233656
http://archive.is/Af12R

and this tx- https://etherscan.io/tx/0xa15435a30d2f1fb4ebec6a96cc5baf289a80bcbf1a66b536d858fb9b61d41e29
Chuckbuck sent 0.01 ETH to dserrano11- https://bitcointalk.org/index.php?action=profile;u=572067 (Already tagged by Lauda for Automated translation)
Address posted here- https://bitcointalk.org/index.php?topic=3414344.msg37767091#msg37767091
http://archive.is/KH7yG

All these and more proof which someone can bring if they have enough time, are enough, or not? Also check the response for nutildah below.

Have you checked the merit of SourLemonX?
These are some of the merits he received.

Now look-
1. celested is already tagged account of Paul Gatt.
2. markjamrobin is already tagged account of Paul Gatt.
3. tikala is also promoting Koinpro, so does SourLemonX
Is everything a coincidence?