Here is the full list of all 33 Mother Russia Bleeds achievements.
Complete the arena in less than 5 minutes
Get through the sewers without raising a hand to a pig
Get through the sewers without being bitten by a rat
Defeat the Butcher without being hit by his claw
Defeat the Government officer without being hit by a train
Defeat the Prison Governor without being hit by a sniper
Get through the hall without being hit by the chopper
Kill 40 riot policemen as you cross the main square
Get gnawed by 5 rats at the same time
Complete a level without taking any Nekro
Complete a level without using any weapon
100% complete the game
Complete the game with the happy ending
Achieve a 200 hit combo
Complete the game in Easy mode
Complete the game in Normal mode
Complete the game with the sad ending
Empty a cartridge clip without any random shot
Keep the Gimp alive
Reach your destination without being hit by a grenade
Leave the train without letting the inspectors call for backup
Defeat the Dealers' leader without ending up under the harvester
Use an enemy to knock down another 5
Achieve a 100 hit combo
Complete the game in Hardcore mode
Achieve a 500 hit combo
Complete a level without being hit
Escort the prisoner without letting him take any hit
Cross the boulevard without being hit by a motorbike
Complete a level without anyone on the team being killed
Complete a level without hitting any ally
Complete a level without letting anyone on the team get hit
Successfully hand a knife to your ally