Changes
From Final Fantasy Inside
→Operation list (by Aali and DLPB)
<li>'''19''' Same as 18</li>
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<li>'''20''' Play a one sound effect [param1=Panning, param2=Effect ID on channel #1]</li>
<li>'''21''' Play two sound effects [param1=Panning, param2=Effect ID on channel #1, param3=Effect ID on channel #2]</li>
<li>'''22''' Play three sound effects [param1=Panning, param2=Effect ID on channel #1, param3=Effect ID on channel #2, param4=Effect ID on channel #3]</li>
