Images for sound randomizer guide

docs/gmc/guides/random-sound-pools.md

@@ -20,6 +20,8 @@ In the *Inspector* panel, click to expand the *Streams* section and *+ Add Eleme
 
 Repeat this step to add as many sound files as you'd like to the pool.
 
+![image](../images/sound_pool_randomizer.png)
+
 ## Randomization Settings
 
 #### *Playback Mode*
@@ -54,3 +56,13 @@ You can trigger playback of the sound from MPF by using the filename of the save
 If you want to leverage the properties of `MPFSoundAsset` like fade times and target bus, you can create an `MPFSoundAsset` resource and select your saved `AudioStreamRandomizer` as the *File*.
 
 Alternatively, you can combine the sound pool and the MPF sound asset into a single resource. Create a new `MPFSoundAsset` resource and under *File*, instead of loading a sound file choose *New AudioStreamRandomizer*. This will create a new randomizer pool inside the `MPFSoundAsset` resource, and you can add streams and customize the pool like before. The randomizer will be saved as part of the same resource file so you don't need multiple files.
+
+![image](../images/sound_asset_randomizer.png)
+
+With the necessary playback settings included in the `MPFSoundAsset` resource, the sound player can be called as a one-liner.
+
+``` yaml
+
+    sound_player:
+        villain_advance: villain_advance_callouts
+```