Here is the full list of all 32 The Dictatress achievements.
kill another player
kill 5 players in multiplayer
kill 10 players in multiplayer
kill 20 players in multiplayer
kill 50 players in multiplayer
kill 100 players in multiplayer
kill an npc
kill 100 npcs
kill 200 npcs
kill 500 npcs
kill 1000 npcs
kill 2000 npcs
kill 5000 npcs
be level 1
reach level 5
reach level 10
reach level 15
reach level 20
levelup over level 20
reach level 30
reach level 50