+8 waves if you kill all monsters quickly after a spawn.+6 waves if you kill all monsters on the battlefield.

+3 waves if you kill most of the monsters.

+2 waves if you kill a lot of freshly spawned monsters.

Players can progress faster by defeating monsters quickly:

Every few seconds, a new wave of monsters spawns.

You are overwhelmed when there are about 10 waves of monsters out on the battlefield.

The difficulty scales similarly to Greater Rift Levels as players progress throughout the waves.

Monsters from the Echoing Nightmares do not drop gold, items or health globes.

Some monster types might favor the player more depending on their aggressiveness or how many ranged monsters they have.

Each Echoing Nightmare has a randomly chosen monster type.

Unlike Greater Rifts, you can swap your gear during Echoing Nightmare encounters.

It is not possible to open an Echoing Nightmare in a game that is not level 70.

If the bar is full, you are considered overwhelmed and the event stops. There is a progress bar on your UI that fills based on how many monsters there are in the area.

An endless wave of monsters spawns once the Echoing Nightmare has started.You can get Petrified Scream s from Greater Rift Guardians.Here is a few key points about this game mode: Season 26 introduces the Echoing Nightmare, an optional and rewarding end-game challenge where players fight within the memories of Nephalem who fell in Greater Rifts.

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