diff --git a/Commands.md b/Commands.md
index 084a625..833469c 100644
--- a/Commands.md
+++ b/Commands.md
@@ -115,6 +115,10 @@ These commands are only available if the Markers Component has been enabled (v0.
 * `/dmap perspectivelist` : List all defined perspectives
 * `/dmap shaderlist` : List all defined shaders
 * `/dmap lightinglist` : List all defined lightings
+* `/dmap worldgetlimits<world>` : this returns the visibility and hidden limits for a world, as a single list with 'limittype' of visible or hidden, and the settings showing the shape's attributes
+* `/dmap worldaddlimit <world> corner1:<x1>/<z1> corner2:<x2>/<z2>` : this adds a visibility limit, shaped as a rectangle, from block coordinate x1, z1 to x2, z2.  You can add as many as you choose.
+* `/dmap worldaddlimit <world> type:round center:<x>/<z> radius:<radius>` : this adds a visibility limit, shaped as a circle, centered at block x, z and with radius <radius>.  You can add as many as you choose.
+* `/dmap worldremovelimit <world> <index>` : this removes the limit with index <index> (as shown in the list from `/dmap worldgetlimits`) 
 
 ## Miscellaneous ##
 Various other commands.
@@ -126,3 +130,4 @@ Various other commands.
 * `/dynmap del-id-for-ip player-id ip-address` : Remove given player ID from list of known IDs for given IP address.
 * `/dynmap webregister` : Start registration of own account for login on web interface
 * `/dynmap webregister player-id` : Start registration of another user's account for login on web interface
+* `/dmap worldaddlimit <world> style:<air|stone|ocean>` The default is 'stone', so be sure to change this to 'air' if you'd prefer hidden chunks to be 'clipped' (for example, if you want chunk generated outside a worldborder, such as happens with structures and the like), changing to 'air' is best. 
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