I've never used it but I searched HomeBrewTalk and Google for you. The threads here are mixed, but lean towards "very similar to Pacman". Retailers like Rebel and HomebrewFinds also say it is
similar but commentors point out that there are minor differences:
M44:
RECOMMENDED TEMPERATURE RANGE: 64 – 73°F (18 – 23°C)
ATTENUATION: (77 – 85%)
ALC Tolerance 10%
PacMan
https://wyeastlab.com/private-collection-jan-march-2010
Temp. Range 60-72°F (15-22°C)
Attenuation 72-78%
Alc. Tolerance 12% ABV