Okay, here we go - Master of Orion, Master of Magic, Terror from the Deep, Jagged Alliance (Deadly Games), Day of the Tentacle (thanks, NovaCoder), Sam & Max, Oddworld, Realms of Arkania 2, 3, Betrayal at Krondor, Lands of Lore, EOB3, Legend of Kyrandia 2, 3 and many many others. All the mentioned, by the way, would Amiga be easily able to handle...