Siren's Call

Siren's Call is an area added in the Skills 2.0 update, located on Petrichor V. The stage is a part of the fourth set of Environments in Risk of Rain 2.

This is the only area where the, a stronger variant of the , can be found.

Monsters

 * (only after Looping)
 * (only after Looping)
 * (only after Looping)
 * (only after Looping)
 * (only after Looping)
 * (only after Looping)
 * (only after Looping)

Alloy Vulture Nests
Several Alloy Vulture Nests will spawn at random locations around Siren's Call. Destroying the eggs of a nest activates any on-kill effects the player has and drops a healing orb that heals 40% of the player's max health when collected.

Destroying 6 nests will spawn the, a boss unique to Siren's Call. Upon defeat, it will drop a legendary item for each player in the game (dead or alive) around the central pillar. The item dropped is the same for all players.

The warning message "You hear a distant whirring" will appear in the chat upon destroying the 5th nest. Destroying a 6th nest will trigger the message "The whirring grows loud" and the spawn of the boss.

Players might want to be careful with their attacks, as a lot of items granting large areas of effect can easily destroy nests against their will. Some such items are, , , , , and.

Newt Altars
The Newt Altars can spawn at several locations on Siren's Call:
 * 1) Behind the arc near the obelisk where the  spawns.
 * 2) Spike/Stalagmite in cave (there are a few including one vertical one you can jump on to access it)
 * 3) Atop the hanging crate.

Trivia

 * The internal development name for Siren's Call is Ship Graveyard.
 * Two broken probes can be seen blinking their eyes. The blinking reads, in Morse, "updog".