Chapter 5: Eldest of the Black Rabbit Brotherhood

At Hotel Krat, talk to Sophia three times, Eugénie twice, Venigni (to get the Ergo Wavelength Decoder), meet Alidoro, and talk to Geppetto.

Travel to Archbishop's Altar. Continue past the boss room and lift the lever to ride down.

Follow the path until you find a small cemetery on the left. Check the middle coffin to obtain the Smiling Bunny Mark.

Note: It is technically possible to start the (Downloadable Content) DLC (downloadable content — extra missions or items released after launch) now by examining the golden Stargazer, but this is not advised at this time.

Continue forward along the path and repair the Stargazer.

Proceed to the Path of the Pilgrim. Go down the path and hug the right wall to a chest, watching out for falling carcasses. Open the chest to obtain the Acidic Crystal Spear.

Continue through the wooded path, watching for bears. You will pass a pond on the right where a Dark moon Moonstone of the Covenant drops from a Dimensional Butterfly.

Once you reach the Tomb Slums, follow the rooftops. Check the ledge to obtain Wanted: Black Rabbit Brotherhood.

Continue along the upper level and drop down into the building. Press the button to open the door, then lift the lever to go up.

Search the ground by the boxes to obtain Scribbles of Slum Resident. Press the button to open the shortcut.

Go back down the lift. Note: If you step off early, you can find a Dark moon Moonstone of the Covenant on the roof.

Continue along the ground level path to the gate for a surprise. Defeat the Axe Carcass to get the Slum Shack Key.

Open the shack, watching for enemies, and open the chest to obtain the Belford Superior Corrosion Resistance Converter.

Continue down the path to a stone bridge, watching for ambushes from the sides.

Cross the stone bridge at Hobbler's Bridge and defeat the enemy that comes out of the gate.

Go through the gate and hug the right wall. Search the body to obtain Sweepers Branch Office Newspaper Archives.

Continue up the steps and carefully drop to the bottom of the tower. Go through the tunnel.

Repair the Stargazer.

Travel to Malum District. Before continuing, return to Hotel Krat.

At Hotel Krat, talk to Pulcinella, choose "Request appraisal of collectibles," and then choose "Smiling bunny mark" to get a Crescent Moonstone.

Return to Malum District. Talk to Red Fox and choose "Accept offer." Red Fox and Black Cat will follow you and assist, but will leave before the section where you could use them.

Continue through the street, letting the NPCs help. After defeating a jug lady inside an empty bar, drop through the floor in a side room.

Open the chest to obtain the Arch Break Cartridge. Search the body next to the stairs to obtain "Have a taste of La Bleiwies, the greatest wine in the world!".

Go up the steps and press the button to return to the bar. Continue up the steps back onto the street; your allies will leave here.

Continue forward to a large area with enemies on the ground and rooftops. It is suggested to run past the pyre on the right, then look for a ladder past the building on the left to take out enemies on the rooftops first.

Look for a chest on the roof past a rooftop enemy to obtain the Bone-Cutting Saw. A Balance Crank drops from a Dimensional Butterfly on the rooftops.

Defeat an Elite Carcass to obtain the Patience Amulet.

Search the building facing the pyre for a chest and obtain Quartz.

Go through the alley past the ladder and keep to the left. Go inside and climb the ladder up. Pick up the receiver and choose "Candle" to get the Trinity Key.

Go outside and down the ladder. .

Go up the steps and follow the street until you can enter Red Lobster Inn, being careful as it is full of enemies.

Ignore the stairs going up for a moment and enter the side room. Search the draped couch to obtain Monad Charity House Guide. .

Turn around and climb the ladder partially hidden by barrels. Talk to the Malum District Black Market Trader and choose "Show the Black Rabbit Brotherhood Mark."

The Malum District Black Market Trader sells the following: Sawtoothed Wheel (Throwing Objects, ∞, 90 Ergo), Saw Blade (Throwing Objects, ∞, 470 Ergo), Sharp Pipe (Throwing Objects, ∞, 470 Ergo), Cluster Grenade (Throwing Objects, ∞, 470 Ergo), Shot Put (Throwing Objects, ∞, 470 Ergo), Thermite (Throwing Objects, ∞, 400 Ergo), Throwing Cell (Throwing Objects, ∞, 400 Ergo), Carcass Body Fluid Bottle (Throwing Objects, ∞, 400 Ergo), Fire Canister (Throwing Objects, ∞, 550 Ergo), Electric Blitz Canister (Throwing Objects, ∞, 550 Ergo), Acid Canister (Throwing Objects, ∞, 550 Ergo), Fire Abrasive (Consumable, ∞, 620 Ergo), Electric Blitz Abrasive (Consumable, ∞, 620 Ergo), Acid Abrasive (Consumable, ∞, 620 Ergo), Bramble Curved Sword (Weapon, 1, 2,000 Ergo), Arch Shock Cartridge (Cartridge, 1, 1,400 Ergo), Someday (Records, 1, 3,800 Ergo).

Open the chest to obtain the Legion Caliber.

To access St. Frangelico's Cathedral Library, ride the lift back up and cross the wheels to the boulder tunnel. Climb the ladder and dodge the boulders. Open the door with the Trinity Key to open a safe containing the Black Cat's Amulet and Monster Sweeper's Hunting Apparel.

Go back into Red Lobster Inn and hug the left wall up the steps to a new area. Say hi to Red Fox and Black Cat as you pass under them. It is highly recommended to summon a Specter for this fight.

Open the door to the boss arena.

Defeat the Eldest of the Black Rabbit Brotherhood.