Tips and Advice: S Rank

Police Station > Underground Facility (Both Scenarios): Obtain the Officer's Notebook, Combat Knife from Marvin, Hip-Pouch and weapon attachments (High-Capacity Matilda or Speed Reloader) from the West Office safe (Left 9, Right 15, Left 7) and locked drawers (NED, MRG). Get the Red Jewel by combining the Red Book with the Statue's Left Arm to form the Scepter. Collect the Cutting Tool, Valve Handle, Fuse, and Electronic Device. Use the Fuse to open the Main Hall shutter. Obtain the Battery, combine it with the Electronic Device for the Detonator. Collect the Lion, Unicorn, and Maiden Medallions (Combinations: Lion=Lion, Leaf, Bird; Unicorn=Fish, Scorpion, Vase; Maiden=Woman, Arrow, Snake). Place Medallions in the Goddess Statue to access the Underground Facility.

Underground Facility > Sewers (Leon Scenario): Defeat G-Stage 1. Obtain the Square Crank. Turn on power by using the crank in the Firing Range, collecting the Broken Key and gun attachment. Revisit the Station: use the crank on the western shutter, get the Large Gear, go to the Roof, then Boiler Room for the Club Key. Change water direction with a lever. Extinguish fire on the Roof. Go to the Observation Room, combine the Bejeweled Box with the Red Jewel for the S.T.A.R.S. Office Badge. Use the badge on the PC in the S.T.A.R.S. Office for the Lightning Hawk Magnum. Get the Mechanic Jack Handle from the Records Room. Use it in the Library to move bookshelves and reveal Handgun Ammo. Solve the puzzle in the Clock Tower for the second Electronic Part. Return to the Jail Cell, place Electronic Parts in the panel to get the Key Card, and open the Garage Gate.

Underground Facility > Sewers (Claire Scenario): Defeat G-Stage 1. Obtain the Diamond Key from the Autopsy Room. Get the Heart Key from the Private Collection Room. Find the first Electronic Part in the East Storage Room. Solve the Clock Tower puzzle for the second Electronic Part. Return to the Private Collection Room, place both Electronic Parts on the panel, and position wiring for three yellow lights on the bottom right.

Sewers (Ada, Leon Scenario): Obtain the EMF Visualizer. Use it to navigate the sewers. Solve the incinerator puzzle.

Orphanage (Claire Scenario): Solve the Bedroom Puzzle quickly.

Sewers > Laboratory (Both Scenarios): Find the Rook Plug near the Workers' Break Room. Obtain the Queen and King plugs after the Supplies Storage Room Puzzle. Use the plugs to open the door: place the Bishop closest to the door, Knight two sockets along, Pawn furthest right, Rook between Knight and Bishop, King opposite Knight, Queen in the middle opposite Rook. Fight G-Stage 2. Rescue Sherry or Ada.

Laboratory > End (Both Scenarios): Unlock doors in the Greenhouse Control Room and Drug Testing Lab. Solve the Solution Dispenser Puzzle. Upgrade the ID Wristband: General Staff in the Nap Room, Senior Staff next to the dead scientist after placing the Dispersal Cartridge (Herbicide) into the Solution Sprinkler System. Get the G-Virus sample and fight G-Stage 3.

Final Boss Fights: Escape the Lab and fight the Super Tyrant. Escape the Lab and fight G-Stage 4.