Videguía Lost in Nightmares
Episode Guide Extra Lost in Nightmares.
Unlockable mercenary characters
| Character | Requirements |
| Chris (Safari) | Get score to or higher in The Village. |
| Chris (Stars) | Get score to or higher in Experiment Facility. |
| Jill (Battle Suit) | Get score to or higher in Ship Deck. |
| Jill (BSAA) | Get score to or higher in Public Assembly. |
| Sheva (Clubin) | Get score to or higher in ancient ruins. |
| Sheva (Tribal) | Get score to or higher in Missile Area. |
| Wesker (Midnight) | Get score to or higher in The Mines. |
| Wesker (Stars) | Get or higher score in The Prison. |
LANZA-COHETES INFINITO
To unlock the spear-coheretes with infinite ammunition, complete the game in less than five hours in any difficulty. Then, activates infinite ammunition in the extra zone.
Bonuses when completing the game
| Unlockable | Requirements |
| Alternative suit | Complete the game once. |
| Horror classic filter | Complete the game in amateur difficulty. |
| Resident Evil History | Complete the game once. |
| Infinite ammo | Complete the game once. |
| Mercenaries | Complete the game once. |
| New game+ | Complete the game once. |
| Noise filter | Complete the game in veteran difficulty. |
| Play as Sheva | Complete the game once. |
| Professional mode | Complete the game in veteran difficulty. |
| Retro filter | Complete the game in normal difficulty. |
Unlockable weapons
| Weapon | Requirements |
| Great caliber machine gun (only Chris) | Up to the maximum the level of the VZ61 machine gun. |
| Hydra three -channel shotgun | The Ithaca m93 shotgun level rises to the maximum. |
| Ballesta (only Sheva) | The maximum rise of the S75 rifle. |
| M93R pistol (customized by Samurai Edge) | The M92F gun level rises to the maximum. |
| S&W M500 (handcap) | The Magnum S&W M29 level rises to the maximum. |
Tips the mercenaries
A series of tips to obtain the best score in the mercenaries mode.