Thermonuclear smoke devil (Echo)'s primary attacks consist of slow moving orbs that deal either Ranged damage (red orb) or Magic Damage (light blue orb). The attacks are sent in a pattern of 4 …

Apr 18, 2026 · Fully detailed guide going over the echo Thermonuclear Smoke Devil boss in Leagues 6 and how to take it down. Also talking about Shadowflame Quadrant and how good it is.

Apr 20, 2026 · Want the Shadowflame Quadrant in Leagues 6? Here's a complete guide to the Echo Thermonuclear Smoke Devil and both its drops.

Apr 14, 2026 · Echo bosses in OSRS Leagues 6, Demonic Pacts, are where your run starts to come together. Once you begin farming them, progression shifts from basic upgrades into chasing effects …

Apr 18, 2026 · Quick lil example of echo thermy for the league. Afaik fight is the same as last time.

Apr 21, 2026 · In this guide, we will breaks down everything you need to know about the Echo Bosses in OSRS 6. If you need any information regarding these bosses, this article will be your complete source.

Apr 21, 2026 · If you're trying to kill the Echo Thermonuclear Smoke Devil in Old School RuneScape, this quick guide covers everything you need to know. I go over the mechanics, positioning, and the...

The echo variant of the thermonuclear smoke devil returns from Raging Echoes League. It requires 93 Slayer and a smoke devil slayer task. The echo variant does not require a slayer task once the …

However, we’re here to show that every region has its value, especially when it comes to Echo bosses. In this guide, we’ll focus on defeating the Echo Thermonuclear Smoke Devil and claiming the …

The Kandarin echo orb has a 1/50 chance to be obtained from defeating the standard variant of the Thermonuclear smoke devil during the Demonic Pacts League. It unlocked the ability to challenge …