A series of somewhat crude forged Malta postmarks on Queen Victoria GB stamps have appeared in the past few weeks. They were sold by the Maltese eBay seller debmt.7tdpdu for quite high prices. For example:

Sold for £32 (https://www.ebay.co.uk/itm/142271359063, https://www.ebay.co.uk/itm/142271364645 and https://www.ebay.co.uk/itm/142271367680), £52 (https://www.ebay.co.uk/itm/142270083599), £58 (https://www.ebay.co.uk/itm/142270079973), £61 (https://www.ebay.co.uk/itm/142267073685, https://www.ebay.co.uk/itm/142268074006, https://www.ebay.co.uk/itm/142268077037 and https://www.ebay.co.uk/itm/142268080387), £62 (https://www.ebay.co.uk/itm/142267071412 and https://www.ebay.co.uk/itm/142268974665) and £71 (https://www.ebay.co.uk/itm/142268977450 and https://www.ebay.co.uk/itm/142268988534)

Sold for £82 (https://www.ebay.co.uk/itm/142268979483)

Sold for £23 (https://www.ebay.co.uk/itm/142273491281), £32 (https://www.ebay.co.uk/itm/142271362805) and £39 (https://www.ebay.co.uk/itm/142270087559)
The corner letters suggest that these were originally a strip/block

Sold for £26 (https://www.ebay.co.uk/itm/142270098481), £34 (https://www.ebay.co.uk/itm/142268075288) and £46 (https://www.ebay.co.uk/itm/142268986135)

Sold for £56 (https://www.ebay.co.uk/itm/142267072459)

Sold for £28 (single - https://www.ebay.co.uk/itm/142273494602) and £43 (pair - https://www.ebay.co.uk/itm/142273486666)

Sold for £23 (on piece - https://www.ebay.co.uk/itm/142273485548), £32 (https://www.ebay.co.uk/itm/142271365849), £37 (https://www.ebay.co.uk/itm/142271357398), £39 (https://www.ebay.co.uk/itm/142270101640) and £85 (strip of 3 - https://www.ebay.co.uk/itm/142270094207)
The seller made a total of £1341 on the lots shown above.

A number of others are currently for sale: https://www.ebay.co.uk/sch/m.html?_ssn=debmt.7tdpdu&_from=R40 ... lta&_sop=3 (Note that not all his GB used in Malta listings are forgeries.)