<p>This <img alt="" src="https://vignette.wikia.nocookie.net/tibia/images/3/33/Strange_Vortex_%28Teleporter%29.gif/revision/latest?cb=20131215193152&path-prefix=en" style="height:32px; width:32px">vortex appears when a <img alt="" src="https://vignette.wikia.nocookie.net/tibia/images/3/39/Minion_of_Gaz%27haragoth.gif/revision/latest?cb=20131130171328&path-prefix=en" style="height:64px; width:64px">Minion of Gaz'haragoth dies, its corpse turns into a vortex which leads to an area with Nightmares of Gaz'haragoth. Inside you will be able to face <img alt="" src="https://vignette.wikia.nocookie.net/tibia/images/4/46/Nightmare_of_Gaz%27haragoth.gif/revision/latest?cb=20131208025358&path-prefix=en" style="height:64px; width:64px"> Nightmare of Gaz'haragoth . which looks like a Terrorsleep. They are not that strong, people mostly are killing them. Abilities - Melee (0-300+), Distance Attack does Life Drain damage (500-800), Some kind of beam (500-1000)</p><p><img alt="" src="https://vignette.wikia.nocookie.net/tibia/images/3/33/Strange_Vortex_%28Teleporter%29.gif/revision/latest?cb=20131215193152&path-prefix=en" style="height:32px; width:32px">Strage Vortex closing after 1-1.5 minute.</p><p>It's also possible to spawn Minions up on the stairs when <img alt="" src="https://vignette.wikia.nocookie.net/tibia/images/b/b3/Gaz%27haragoth.gif/revision/latest?cb=20171104174308&path-prefix=en" style="height:64px; width:64px"> is trapped next to the stairs. So strange vortex can also appear up on the stairs if people kill minions there. <strong>It's just a funny fact :)</strong></p>