SCP-3456 refers to a group of beings resembles nuckelavee that manifest near the sites of war, terrorist attacks and natural disasters. These entities will manipulate and track their targets far beyond the area of initial manifestation. 

Classification: Keter Class Anomalous entry

Powers and Abilities: superhuman physical characteristic, large size(type 1. The largest instances on record reaches 30 meters in height and 15 meters in length), stealth mastery, sound manipulation(Capable of emitting high pitched screams up to 110 decibels in intensity), clairvoyance(Direct observation of SCP-3456 by an individual will result in the entity becoming aware of the said individual at all times), absorption, duplication and corruption(Type 2. Implied to merged its victims to its body and convert them into more instances of SCP-3456)

Attack potency: Small Building level(Capable of damaging and destroying several structures around it. It would generate at least this much kinetic energy.)

Speed: At least Subsonic(Able to escape a person sight before they can turn to get a good look at them. One instance was able to capture a soldier in the middle of a combat situation, moving sp fast that no one present was able to catch a glimpse of them)

Lifting Strength: Class K by virtue of sheer size

Striking Strength: Small Building class

Durability: Small building level, possibly higher(Have, thus far, proven to be impervious to conventional weapons. One instance withstood an airstrike from an UAV drone and was unaffected by two RPG's)

Stamina: High(Can contentiously stalk their victims for more than an entire month)

Range: Tens of meters

Standard equipment: none notable

Intelligence: At least Below Average

Weakness: SCP-3456 is either unwilling to cross, or incapable of crossing bodies of fresh water.