Most Violent Fictional Extraterrestrial Species

The Top Ten Most Violent Fictional Extraterrestrial Species

1 Cthulhu Cthulhu is a fictional cosmic entity created by writer H. P. Lovecraft and first introduced in the short story "The Call of Cthulhu", published in the American pulp magazine Weird Tales in 1928. Considered a Great Old One within the pantheon of Lovecraftian cosmic entities, the creature has since been more.
2 Xenomorphs

You're Pretty Much Toast When They Appear Near You - JPK

3 Yautjas
4 Critters
5 The Blob
6 Slither Alien
7 Galrans (Beast King Golion)
8 Metroids
9 Deathcula (Sei Juushi Bismarck)
10 Clover

The Contenders

11 The Engineers

The Ones From Prometheus? - JPK

12 Kathuga
13 Facehuggers
14 Space Godzilla
15 Neomorph

They Are Actually WAY More Aggressive Than The Xenomorph - JPK

16 Daleks The Daleks are a fictional extraterrestrial race of mutants principally portrayed in the British science fiction television programme Doctor Who.

They are machines. - Georgiacatcrimson

17 Romulans
18 Headcrabs
19 Manti
20 Elder Things
21 Pennywise the Clown It (sometimes capitalized as IT), more commonly known as Pennywise the Dancing Clown, is the titular main antagonist of the novel, its 2017 film adaptation and the 1990 TV adaptation. It was portrayed to be a shapeshifting and malevolent entity millions (possibly billions) of years old, and with no more.
22 Byrus
23 Rancor
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