Uh... I like TTRPGs.
Books I Own:
Armored Trooper Votoms
Ars Magica (4th Ed.)
Boot Hill (3rd Ed.)
Bounty Head Bebop
Call of Cthulhu (6th Ed. + 7th Ed.)
D&D (Rules Cyclopedia)
D20 Modern
A Dirty World
Dungeon Crawl Classics
Dungeon World
Eclipse Phase (1st Ed. + Transhuman, )
Lamentations of the Flame Princess (+a few supplements)
Legend of the 5 Rings (2nd Ed.)
Mutant Crawl Classics
Red Markets
Savage Worlds (Deluxe Explorer's Ed.)
Shadowrun (5th Ed.)
Spycraft
Traveller (Classic Reprint)
Traveller (Mongoose 1st Ed. + ~20 Supplements/Sourcebooks)
Twilight 2000 (1st Ed. Reprint)
Unknown Armies (2nd Ed.)