The Regenerator
The rengenerator is an enemy which is seen in Resident Evil 4. This creature has come about after the experiment of the use of the Las Plagas virus and human specimens. They have the ability to regenerate the loss of body parts only within a few seconds making them a tough enemy. But without the leech like las plagas cells within them they cannot live. The Regenerator will explode if all of the plagas cells within it have been destroyed. The amount of plagas varies on the location and difficulty of the game.