diff --git a/build.gradle.kts b/build.gradle.kts
index 1514de08..afe563f0 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -64,6 +64,9 @@ allprojects {
 
         // MythicMobs
         maven("https://mvn.lumine.io/repository/maven-public/")
+
+        // Crunch
+        maven("https://redempt.dev")
     }
 
     dependencies {
@@ -97,6 +100,7 @@ allprojects {
         shadowJar {
             relocate("org.bstats", "com.willfp.eco.shaded.bstats")
             relocate("net.kyori.adventure.text.minimessage", "com.willfp.eco.shaded.minimessage")
+            relocate("redempt.crunch", "com.willfp.eco.shaded.crunch")
         }
 
         compileJava {
diff --git a/eco-api/src/main/java/com/willfp/eco/core/integrations/placeholder/PlaceholderIntegration.java b/eco-api/src/main/java/com/willfp/eco/core/integrations/placeholder/PlaceholderIntegration.java
index 20654f50..f9865d12 100644
--- a/eco-api/src/main/java/com/willfp/eco/core/integrations/placeholder/PlaceholderIntegration.java
+++ b/eco-api/src/main/java/com/willfp/eco/core/integrations/placeholder/PlaceholderIntegration.java
@@ -5,6 +5,9 @@ import org.bukkit.entity.Player;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
 
+import java.util.ArrayList;
+import java.util.List;
+
 /**
  * Wrapper class for placeholder integrations.
  */
@@ -24,4 +27,14 @@ public interface PlaceholderIntegration extends Integration {
      */
     String translate(@NotNull String text,
                      @Nullable Player player);
+
+    /**
+     * Find all placeholders in a given text.
+     *
+     * @param text The text.
+     * @return The placeholders.
+     */
+    default List<String> findPlaceholdersIn(@NotNull String text) {
+        return new ArrayList<>();
+    }
 }
diff --git a/eco-api/src/main/java/com/willfp/eco/core/integrations/placeholder/PlaceholderManager.java b/eco-api/src/main/java/com/willfp/eco/core/integrations/placeholder/PlaceholderManager.java
index 61242c04..127c526f 100644
--- a/eco-api/src/main/java/com/willfp/eco/core/integrations/placeholder/PlaceholderManager.java
+++ b/eco-api/src/main/java/com/willfp/eco/core/integrations/placeholder/PlaceholderManager.java
@@ -4,8 +4,10 @@ import org.bukkit.entity.Player;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
 
+import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.HashSet;
+import java.util.List;
 import java.util.Map;
 import java.util.Set;
 
@@ -80,6 +82,21 @@ public final class PlaceholderManager {
         return processed;
     }
 
+    /**
+     * Find all placeholders in a given text.
+     *
+     * @param text The text.
+     * @return The placeholders.
+     */
+    public static List<String> findPlaceholdersIn(@NotNull final String text) {
+        List<String> found = new ArrayList<>();
+        for (PlaceholderIntegration integration : REGISTERED_INTEGRATIONS) {
+            found.addAll(integration.findPlaceholdersIn(text));
+        }
+
+        return found;
+    }
+
     private PlaceholderManager() {
         throw new UnsupportedOperationException("This is a utility class and cannot be instantiated");
     }
diff --git a/eco-api/src/main/java/com/willfp/eco/util/NumberUtils.java b/eco-api/src/main/java/com/willfp/eco/util/NumberUtils.java
index b93cb000..b54e73c4 100644
--- a/eco-api/src/main/java/com/willfp/eco/util/NumberUtils.java
+++ b/eco-api/src/main/java/com/willfp/eco/util/NumberUtils.java
@@ -1,11 +1,15 @@
 package com.willfp.eco.util;
 
+import org.bukkit.entity.Player;
+import org.jetbrains.annotations.ApiStatus;
 import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
 
 import java.text.DecimalFormat;
 import java.util.Map;
 import java.util.TreeMap;
 import java.util.concurrent.ThreadLocalRandom;
+import java.util.function.BiFunction;
 
 /**
  * Utilities / API methods for numbers.
@@ -16,6 +20,11 @@ public final class NumberUtils {
      */
     private static final double[] SIN_LOOKUP = new double[65536];
 
+    /**
+     * Crunch handler.
+     */
+    private static BiFunction<@NotNull String, @Nullable Player, @NotNull Double> crunch;
+
     /**
      * Set of roman numerals to look up.
      */
@@ -218,6 +227,38 @@ public final class NumberUtils {
         return formatted.endsWith("00") ? String.valueOf((int) toFormat) : formatted;
     }
 
+    /**
+     * Evaluate an expression.
+     *
+     * @param expression The expression.
+     * @return The value of the expression.
+     */
+    public static double evaluateExpression(@NotNull final String expression) {
+        return evaluateExpression(expression, null);
+    }
+
+    /**
+     * Evaluate an expression with respect to a player (for placeholders).
+     *
+     * @param expression The expression.
+     * @param player     The player.
+     * @return The value of the expression.
+     */
+    public static double evaluateExpression(@NotNull final String expression,
+                                            @Nullable final Player player) {
+        return crunch.apply(expression, player);
+    }
+
+    /**
+     * Init crunch handler.
+     *
+     * @param handler The handler.
+     */
+    @ApiStatus.Internal
+    public static void initCrunch(@NotNull final BiFunction<@NotNull String, @Nullable Player, @NotNull Double> handler) {
+        crunch = handler;
+    }
+
     private NumberUtils() {
         throw new UnsupportedOperationException("This is a utility class and cannot be instantiated");
     }
diff --git a/eco-core/core-backend/src/main/kotlin/com/willfp/eco/internal/integrations/PlaceholderIntegrationPAPI.kt b/eco-core/core-backend/src/main/kotlin/com/willfp/eco/internal/integrations/PlaceholderIntegrationPAPI.kt
index 41cab144..da6d4c2c 100644
--- a/eco-core/core-backend/src/main/kotlin/com/willfp/eco/internal/integrations/PlaceholderIntegrationPAPI.kt
+++ b/eco-core/core-backend/src/main/kotlin/com/willfp/eco/internal/integrations/PlaceholderIntegrationPAPI.kt
@@ -49,4 +49,14 @@ class PlaceholderIntegrationPAPI(private val plugin: EcoPlugin) : PlaceholderExp
     ): String {
         return PlaceholderAPI.setPlaceholders(player, text)
     }
+
+    override fun findPlaceholdersIn(text: String): MutableList<String> {
+        val placeholders = mutableListOf<String>()
+        val matcher = PlaceholderAPI.getPlaceholderPattern().matcher(text)
+        while (matcher.find()) {
+            placeholders.add(matcher.group())
+        }
+
+        return placeholders
+    }
 }
\ No newline at end of file
diff --git a/eco-core/core-plugin/build.gradle b/eco-core/core-plugin/build.gradle
index e226aed1..7071667d 100644
--- a/eco-core/core-plugin/build.gradle
+++ b/eco-core/core-plugin/build.gradle
@@ -5,6 +5,7 @@ dependencies {
     implementation('net.kyori:adventure-text-minimessage:4.1.0-SNAPSHOT') {
         exclude group: 'net.kyori', module: 'adventure-api'
     }
+    implementation 'com.github.Redempt:Crunch:1.0'
     compileOnly 'net.kyori:adventure-platform-bukkit:4.0.0'
     compileOnly 'org.apache.maven:maven-artifact:3.8.1'
     compileOnly 'com.google.code.gson:gson:2.8.8'
diff --git a/eco-core/core-plugin/src/main/kotlin/com/willfp/eco/internal/spigot/EcoSpigotPlugin.kt b/eco-core/core-plugin/src/main/kotlin/com/willfp/eco/internal/spigot/EcoSpigotPlugin.kt
index f0a8baf1..120a7f09 100644
--- a/eco-core/core-plugin/src/main/kotlin/com/willfp/eco/internal/spigot/EcoSpigotPlugin.kt
+++ b/eco-core/core-plugin/src/main/kotlin/com/willfp/eco/internal/spigot/EcoSpigotPlugin.kt
@@ -95,12 +95,14 @@ import com.willfp.eco.internal.spigot.integrations.hologram.HologramHolographicD
 import com.willfp.eco.internal.spigot.integrations.mcmmo.McmmoIntegrationImpl
 import com.willfp.eco.internal.spigot.integrations.multiverseinventories.MultiverseInventoriesIntegration
 import com.willfp.eco.internal.spigot.integrations.shop.ShopShopGuiPlus
+import com.willfp.eco.internal.spigot.math.evaluateExpression
 import com.willfp.eco.internal.spigot.proxy.BlockBreakProxy
 import com.willfp.eco.internal.spigot.proxy.FastItemStackFactoryProxy
 import com.willfp.eco.internal.spigot.proxy.SkullProxy
 import com.willfp.eco.internal.spigot.proxy.TPSProxy
 import com.willfp.eco.internal.spigot.recipes.ShapedRecipeListener
 import com.willfp.eco.util.BlockUtils
+import com.willfp.eco.util.NumberUtils
 import com.willfp.eco.util.ServerUtils
 import com.willfp.eco.util.SkullUtils
 import net.kyori.adventure.platform.bukkit.BukkitAudiences
@@ -155,6 +157,8 @@ abstract class EcoSpigotPlugin : EcoPlugin(
         val tpsProxy = getProxy(TPSProxy::class.java)
         ServerUtils.initialize { tpsProxy.getTPS() }
 
+        NumberUtils.initCrunch { exp, player -> evaluateExpression(exp, player) }
+
         postInit()
     }
 
@@ -235,7 +239,7 @@ abstract class EcoSpigotPlugin : EcoPlugin(
             IntegrationLoader("Alice") { AnticheatManager.register(this, AnticheatAlice()) },
 
             // Custom Entities
-            IntegrationLoader("MythicMobs") { CustomEntitiesManager.register(CustomEntitiesMythicMobs())},
+            IntegrationLoader("MythicMobs") { CustomEntitiesManager.register(CustomEntitiesMythicMobs()) },
 
             // Custom Items
             IntegrationLoader("Oraxen") { CustomItemsManager.register(CustomItemsOraxen()) },
diff --git a/eco-core/core-plugin/src/main/kotlin/com/willfp/eco/internal/spigot/math/CrunchHandler.kt b/eco-core/core-plugin/src/main/kotlin/com/willfp/eco/internal/spigot/math/CrunchHandler.kt
new file mode 100644
index 00000000..37ba2022
--- /dev/null
+++ b/eco-core/core-plugin/src/main/kotlin/com/willfp/eco/internal/spigot/math/CrunchHandler.kt
@@ -0,0 +1,34 @@
+package com.willfp.eco.internal.spigot.math
+
+import com.willfp.eco.core.integrations.placeholder.PlaceholderManager
+import org.bukkit.entity.Player
+import redempt.crunch.CompiledExpression
+import redempt.crunch.Crunch
+import redempt.crunch.functional.EvaluationEnvironment
+
+private val cache = mutableMapOf<String, CompiledExpression>()
+
+fun evaluateExpression(expression: String, player: Player?): Double {
+    val placeholderValues = PlaceholderManager.findPlaceholdersIn(expression)
+        .map { PlaceholderManager.getResult(player, expression).toDouble() }
+        .toDoubleArray()
+    val compiled = generateExpression(expression)
+    return compiled.evaluate(*placeholderValues)
+}
+
+private fun generateExpression(expression: String): CompiledExpression {
+    val cached = cache[expression]
+
+    if (cached != null) {
+        return cached
+    }
+
+    val placeholders = PlaceholderManager.findPlaceholdersIn(expression)
+
+    val env = EvaluationEnvironment()
+    env.setVariableNames(*placeholders.toTypedArray())
+
+    val compiled = Crunch.compileExpression(expression, env)
+    cache[expression] = compiled
+    return compiled
+}