7 Easter Eggs were found for "Mr. Nice Guy":

Item	Title	Rating
Mr. Nice Guy	Postal Director	5.3 with 22 votes
Siemens mobile phone	Credits (and a Nice Picture)	6.9 with 62 votes
Defcon: Everybody dies	How About a Nice Game of Chess?	2.4 with 5 votes
Escape Velocity: Override	Matt's Poem	7.1 with 9 votes
X-Files	It's Been Nice Working with You	6.6 with 48 votes
Battlefield 1942	Instruments!	0.8 with 39 votes
Half-Life	A "Closer" Look at G-Man?	7.0 with 151 votes