LEGO is both singular and plural so LEGOs is not a valid word.
There was a recent movie called "The LEGO Movie". Why wasn't it called "The LEGOs Movie"? There were more than one piece of LEGO in the movie, so wouldn't it make more sense? It's because LEGO is already a plural.
LEGOs — Is the Plural form of LEGO incorrect?
LEGO is both singular and plural so LEGOs is not a valid word.
There was a recent movie called "The LEGO Movie". Why wasn't it called "The LEGOs Movie"? There were more than one piece of LEGO in the movie, so wouldn't it make more sense? It's because LEGO is already a plural.