100%. The protagonist gets his eyes destroyed by another man with a knife. First one, then the antagonist decides to take both. This is in the first 20 minutes. For the rest of the movie he stumbles around blindly. Later his mutilated eyes are visible (though caked with dirt in the third act. He does tie a strip of fabric around him towards the end.
He screams in agony during the mutilation, and after.
100%. If you don’t like violence this is definitely not the movie for you. The main character is horribly tortured throughout, except in flashback scenes. Also he escapes his tormentors at least twice, but gets brought back. It’s brutal and depressing.
A man prepares to shoot himself with a gun in his mouth, but stops at the the last second. Later he tries to slash his wrists with a jagged piece of woods to die, but can’t really open a vein because the wood is too weak. He begs to die more than once in the movie.
A man gets buried alive after having to help dig his own grave. The person who did it leaves him for dead, but he somehow manages to painfully dig himself out later.