Wow...that's the first time I've seen that Mast piece...pure coincidence. I didn't realise having a similar colour palette to a piece someone else has done is considered biting...the outline was an exchange with someone else as well.
Rest in Peace.
I've been a huge fan of his work for the past 10 years, he made a massive impact on style in Europe from the 90s onwards and will not be forgotten. He taught people how to burn with 2-3 colours and some of the best letters around.