A few instances of hand to hand combat, where some parts are shown in slow motion. Generally no blood but severe impacts are common.
Two men fight in an extended scene with some parts shown in slow motion. They both plunge over a wall down to the bottom of a waterfall.
A woman is poisoned and dies after coughing up blood.
There is a large explosion and we see many bloody bodies as the aftermath.
A giant fish hook is pushed through Holmes's shoulder and he hangs from the ceiling. He screams loudly.
A man is poisoned. He foams at the mouth and dies.
A woman is pushed off a train and into a lake, but she is unharmed.
Lots of scenes with Holmes fighting more than one opponent, but these are usually bloodless.
A man commits suicide by shooting himself. The camera cuts away just in time, but his body is visible in the background of another scene. No blood.
Characters run through a forest with artillery shells being fired at them. The shells hit trees and wood is shown splintering in the direction of the characters. This is bloodless and is mainly done in slow motion, however it is quite intense.
Holmes and Watson are seen firing pistols and machine guns at enemies, many enemies are killed but is is bloodless and not particularly graphic.
Watson blows up a large building causing it to collapse on another building which Holmes is in, although he appears unhurt.
Watson and Holmes are shot at in one scene on a train, but are not hit.