The Scrake can outrun any player when enraged.

If there is no Support class, then it is advised that all players lay a barrage of bullets (and other melee weapons) down upon the Scrake to minialise the damage he can do. They were first introduced in the Treacherous Skies update. It is a melee-only ZED that, along with the Fleshpound, might be considered as a highest threat due to its high amount of the health, speed, damage and ability to perform. The player-controlled Scrake is one of the playable ZEDs in Killing Floor 2s Versus Mode. He is provided with more damage resistance than other perks, so he can aggro and slay large groups of Zeds in close combat. They are enemy versions of D.A.R., and come in three different types. Scrake (Killing Floor 2 VS) For the AI counterpart, see Scrake (Killing Floor 2). Berserker is the tank perk of Killing Floor 2, using melee and ranged decapitating weapons. This weapon is a Scrakes worst nightmare, as it propells shrapnel through the ZEDs it can bring a Scrake down without it harming any players. E.D.A.R.s are an enemy in Killing Floor 2. Having a Support class in your team to tackle this monster of a ZED is incredibly useful, as by the time they come along it is usually possible to have obtained the AA-12 Auto Shotgun. With several melee attacks that can cause a lot of damage to players, the Scrake is a force to be reckoned with. It has a lot of health and is capable of out running a player once it has taken enough damage. Residual flame DOT damage scale x0.7 (of single residual flame, e.g. Damage 8, Radis 1.5m, Linear falloff, Duration 2.5s, Interval 0.5s. Residual Flames: Chance To Spawn 100 (per pellet). The table below shows the experience points a player will gain on each difficulty upon killing a Scrake. Technical Information Damage (per pellet) 35. It has a large chainsaw and can outrun a player when enraged.

There's not enough data there to piece together anything. The Scrake is a special enemy found in Killing Floor 2. The 'Scrake' in that folder is left over bits and pieces of the original redesign of the old Scrake.

Killing floor 2 vault scrake mask