Custom script font?

Classification: 
Font: 
Blizzard
Solved by: 
Fivos Vilanakis

Anyone knows if the font in this picture is custom or not?

Many thanks in advance.

Comments

You can find it as
http://Blizzard by URW++
or
http://Brush738 available from Bitstream & Tilde
and there was also a font named http://Bison BQ by Berthold but I think it's not available anymore.