This is Keith Bugeja's unfinished Sonic clone "Blaze", two playable levels.

More information:

http://hol.abime.net/6122
https://keithbugeja.wordpress.com/2015/11/13/a-trip-down-video-game-memory-lane/
http://eab.abime.net/showthread.php?t=80345

Assembler sources are available in a seperate archive: Blaze_source.zip

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