Look toward the ceiling above the water's surface. There is a suspended platform holding a Red Soul Orb (Blood Orb). Picking it up grants you 200 health but spawns two Cerberi you must defeat to leave.
The final room before the exit elevator.
In 5-1, the primary focus is on (plus one "super secret" that fans argue counts as number five). Let's treat the "5-1" in the title as the level, and "secrets" as the items. 5-1 secrets ultrakill
: Destroy the three iron valves located at the beginning of the level to lower the water level. Valve 1 : Near the starting area.
Completing the level challenge requires draining the water entirely. This is done by destroying three hidden iron valves in the opening cave: Directly to the left and up from the level entrance. Hidden inside a small hole behind the first puddle. Look toward the ceiling above the water's surface
Found inside the destroyed tower within the central hub area. Secret 3 (Red Soul Orb):
The challenge for 5-1 is: "Don't touch the ground." (Using rocket riding or slam storage). The final room before the exit elevator
Once the water is drained, head to the top of the bridge and strike the bell with a high-impact attack (like a Cannonball or Railcannon). Enter the Vent:
Located in the underwater section before the second blue hookpoint. Secret 2 (Blue Soul Orb):
Here’s an to the 5-1 secret in Ultrakill ("In the Wake of Poseidon").
Collecting these glowing orbs is essential for completionists and unlocking weapon skins.