Most "randomization" in the first game is achieved through manual configuration file (.ini) tweaks or specific mods that shuffle plasmids and inventory. Plasmid Randomizer (Mod):
Medical Pavilion (First 15 minutes). Vanilla Expectation: You find the Pistol by a dead body. You find Electro Bolt by the movie screen. Randomizer Reality: You search the initial rooms. No pistol. No wrench? Wait, the wrench is there, but it's been replaced by a Security Bullseye plasmid. You have a "spell" but no weapon. You grab a pipe. You whack a splicer. They drop... a Shotgun! But you have no ammo. bioshock randomizer
: It forces you to experiment with combinations you’d usually ignore. You might be forced into a "hacker" build because your combat Plasmids are too expensive or unreliable. Most "randomization" in the first game is achieved
: Some randomizers include a "Debug Menu" (often triggered by You find Electro Bolt by the movie screen