diff --git a/commands/hb.js b/commands/hb.js
new file mode 100644
index 0000000..dd8cd99
--- /dev/null
+++ b/commands/hb.js
@@ -0,0 +1,47 @@
+const STAT_MULT_INITIAL_AB2 = 0.66;
+const STAT_MULT_FULL_AB2 = 0.75;
+
+const STAT_EXP_INITIAL_AB2 = 0.0825;
+const STAT_EXP_FULL_AB2 = 0.3375;
+
+const ADDITIONAL_DAMAGE_MULTIPLIER = 0.25;
+const ADDITIONAL_DAMAGE_EXPONENT = 0.95;
+
+// Functions
+function get_ab2_scaling(stat_val) {
+    return (
+        1.0 +
+        STAT_MULT_INITIAL_AB2 *
+            (Math.min(stat_val + 1.0, 4.0) ** STAT_EXP_INITIAL_AB2 - 1.0) +
+        STAT_MULT_FULL_AB2 * ((stat_val + 1.0) ** STAT_EXP_FULL_AB2 - 1.0)
+    );
+}
+
+function get_damage_multiplier(stat_val) {
+    return (
+        1.0 +
+        ADDITIONAL_DAMAGE_MULTIPLIER *
+            get_ab2_scaling(Math.max(stat_val, 1)) ** ADDITIONAL_DAMAGE_EXPONENT
+    );
+}
+
+exports.name = "hb";
+exports.description = ":muscle: Calculate hero boost's damage multiplier.";
+exports.usage = "<<hb <points>";
+exports.example = "<<hb 5000";
+exports.hidden = false;
+exports.run = (client, message, args) => {
+    if (!args[0])
+        return message.channel.send("Not enough arguments, consult <<help.");
+    let hbPoints = parseInt(args[0]);
+    if (isNaN(hbPoints))
+        return message.channel.send(
+            "Given argument is not a number. Consult <<help."
+        );
+
+    message.channel.send(
+        `With **${hbPoints}** points in your hero boost, you will boost with a ${get_damage_multiplier(
+            hbPoints
+        ).toFixed(4)} damage multiplier.`
+    );
+};
diff --git a/commands/refetch.js b/commands/refetch.js
index c558b63..5258806 100644
--- a/commands/refetch.js
+++ b/commands/refetch.js
@@ -1,5 +1,5 @@
 exports.name = "refetch";
-exports.description = ":ninja: Refetch user react data.";
+exports.description = ":ninja: Refetch user react data. (shiro)";
 exports.usage = "<<refetch";
 exports.example = "<<refetch";
 exports.hidden = true;
diff --git a/commands/tb.js b/commands/tb.js
new file mode 100644
index 0000000..8b195c5
--- /dev/null
+++ b/commands/tb.js
@@ -0,0 +1,48 @@
+const STAT_MULT_INITIAL_AB2 = 0.66;
+const STAT_MULT_FULL_AB2 = 0.75;
+
+const STAT_EXP_INITIAL_AB2 = 0.0825;
+const STAT_EXP_FULL_AB2 = 0.3375;
+
+// only this changed for tower boosting
+const ADDITIONAL_DAMAGE_MULTIPLIER = 0.1;
+const ADDITIONAL_DAMAGE_EXPONENT = 1.25;
+
+// Functions
+function get_ab2_scaling(stat_val) {
+    return (
+        1.0 +
+        STAT_MULT_INITIAL_AB2 *
+            (Math.min(stat_val + 1.0, 4.0) ** STAT_EXP_INITIAL_AB2 - 1.0) +
+        STAT_MULT_FULL_AB2 * ((stat_val + 1.0) ** STAT_EXP_FULL_AB2 - 1.0)
+    );
+}
+
+function get_damage_multiplier(stat_val) {
+    return (
+        1.0 +
+        ADDITIONAL_DAMAGE_MULTIPLIER *
+            get_ab2_scaling(Math.max(stat_val, 1)) ** ADDITIONAL_DAMAGE_EXPONENT
+    );
+}
+
+exports.name = "tb";
+exports.description = ":fire: Calculate tower boost's damage multiplier.";
+exports.usage = "<<tb <points>";
+exports.example = "<<tb 5000";
+exports.hidden = false;
+exports.run = (client, message, args) => {
+    if (!args[0])
+        return message.channel.send("Not enough arguments, consult <<help.");
+    let hbPoints = parseInt(args[0]);
+    if (isNaN(hbPoints))
+        return message.channel.send(
+            "Given argument is not a number. Consult <<help."
+        );
+
+    message.channel.send(
+        `With **${hbPoints}** points in your tower boost, you will boost towers with a ${get_damage_multiplier(
+            hbPoints
+        ).toFixed(4)} multiplier.`
+    );
+};