diff --git a/src/Bladeburner.js b/src/Bladeburner.js
index e1bfba2c3..151534902 100644
--- a/src/Bladeburner.js
+++ b/src/Bladeburner.js
@@ -3335,6 +3335,38 @@ Bladeburner.prototype.startActionNetscriptFn = function(type, name, workerScript
         return false;
     }
 
+    // Special logic for Black Ops
+    if (actionId.type === ActionTypes["BlackOp"]) {
+        // Can't start a BlackOp if you don't have the required rank
+        let action = this.getActionObject(actionId);
+        if (action.reqdRank > this.rank) {
+            workerScript.log(`Failed to start Black Op ${actionId.name} due to insufficient rank`);
+            return false;
+        }
+
+        // Can't start a BlackOp if you haven't done the one before it
+        var blackops = [];
+        for (const nm in BlackOperations) {
+            if (BlackOperations.hasOwnProperty(nm)) {
+                blackops.push(nm);
+            }
+        }
+        blackops.sort(function(a, b) {
+            return (BlackOperations[a].reqdRank - BlackOperations[b].reqdRank); // Sort black ops in intended order
+        });
+
+        let i = blackops.indexOf(actionId.name);
+        if (i === -1) {
+            workerScript.log("ERROR: Invalid Black Operation name passed into bladeburner.startAction(). Note that this name is case-sensitive & whitespace-sensitive");
+            return false;
+        }
+
+        if (i > 0 && this.blackops[blackops[i-1]] == null) {
+            workerScript.log(`ERROR: Cannot attempt Black Operation ${actionId.name} because you have not done the preceding one`);
+            return false;
+        }
+    }
+
     try {
         this.startAction(actionId);
         if (workerScript.shouldLog("startAction")) {
@@ -3436,9 +3468,14 @@ Bladeburner.prototype.getActionCountRemainingNetscriptFn = function(type, name,
     switch (actionId.type) {
         case ActionTypes["Contract"]:
         case ActionTypes["Operation"]:
+            return actionObj.count;
         case ActionTypes["BlackOp"]:
         case ActionTypes["BlackOperation"]:
-            return actionObj.count;
+            if (this.blackops[name] != null) {
+                return 0;
+            } else {
+                return 1;
+            }
         case ActionTypes["Training"]:
         case ActionTypes["Field Analysis"]:
         case ActionTypes["FieldAnalysis"]:
diff --git a/src/Constants.js b/src/Constants.js
index 152665c96..c031243cd 100644
--- a/src/Constants.js
+++ b/src/Constants.js
@@ -519,6 +519,8 @@ let CONSTANTS = {
      * Bug Fix: Netscript calls that throw errors will now no longer cause the 'concurrent calls' error if they are caught in the script. i.e. try/catch should now work properly in scripts
      * Bug Fix: Fixed a bug where sometimes the NeuroFlux Governor Augmentation level would be incorrectly calculated when the game was loaded
      * Bug Fix: Fixed a bug where calling the scp() Netscript function with invalid hostname/ips would throw an unclear error message
+     * Bug Fix: Bladeburner API function getActionCountRemaining() should now work properly for BlackOps
+     * Bug Fix: Black Ops can no longer be attempted out-of-order or without the required rank via Bladeburner API
      * RAM cost for basic Netscript functions added to documentation (by CBJamo)
      `