Here is the list of every Sega Saturn games and demos that have been released only in Europe:

Game(s) :
	Atlantis - Secrets d'un monde oublié [MK81091-09]
	Atlantis - The Lost Tales [MK81091-50]
	Discworld II - Missing, presumed... !? [MK81093-50]
	Formula Karts Special Edition [MK81282-50]
	Frankenstein - Through the Eyes of the Monster [T-12511H-50]
	Jonah Lomu Rugby [T-12003H-50]
	Jonah Lomu Rugby [T-12003H-05]
	Jonah Lomu Rugby [T-12003H-09]
	Swagman [T-11507H-50]
	Trash It [T-25411H-50]
	UEFA Euro 96 England [MK81180-50]
	World League Soccer 98 [MK81181-50]
	Z [T-25412H-50]
Demo(s) :
	Club Saturn [BDR CD17]
	Core Demo Disc [790-0002-50]
	Crimewave Playable Demonstration Disk [610-6455]
	Daytona USA Championship Circuit Edition Demo Disc [000-SOE-DEMO2]
	Gremlin Demo Disc [610-6675]
	Gremlin Demo Disk [610-6384-01]
	Impact Racing Playable Demonstration Disk [610-9008-50]
	Panzer Dragoon Saga Demo Disc [700-0012-PM]
	Pinball Graffiti Playable Demonstration Disk [610-6493]
	Preview Sega Saturn Vol. 1 [610-6377]
	Saturn Power N°. 1 [610-6576]
	Saturn Power N°. 2 [T-12313H-50]
	Saturn Power N°. 3 - Block-Rocking Beats [SP03-8-97]
	Saturn Power N°. 5 - WipeOut 2097 [610-6698]
	Saturn Sampler [MMSJAN96]
	Sega Flash Vol 1 [MK610-6288A]
	Sega Flash Vol 2 [610-6288B]
	Sega Flash Vol 3 [610-6288C]
	Sega Flash Vol 4 [610-6288D]
	Sega Flash Vol 5 [610-6288E]
	Sega Flash Vol 6 [610-6288F]
	Sega Flash Vol 7 [610-6288G]
	Swagman Demo [610-6529]
	Victory Boxing Demo [ST-6005H]
	VideoCD Music Sampler [MK80310-50]
	Virtua Cop 2 Demo Disc [SOE-000-DEMO4]
	Winter Heat Demo Disc [MK81125-50]
	WipeOut 2097 Demo Disc [560-0003-50]
	WWF Wrestlemania The Arcade Game Demo Version [T-8112H-50DEMO]