diff --git a/eco-core/core-plugin/src/main/java/com/willfp/ecoweapons/effects/Effects.java b/eco-core/core-plugin/src/main/java/com/willfp/ecoweapons/effects/Effects.java
index a8d4525..be8841d 100644
--- a/eco-core/core-plugin/src/main/java/com/willfp/ecoweapons/effects/Effects.java
+++ b/eco-core/core-plugin/src/main/java/com/willfp/ecoweapons/effects/Effects.java
@@ -6,6 +6,7 @@ import com.google.common.collect.ImmutableList;
 import com.willfp.ecoweapons.effects.effects.EffectArrowStorm;
 import com.willfp.ecoweapons.effects.effects.EffectBleed;
 import com.willfp.ecoweapons.effects.effects.EffectConsoleCommand;
+import com.willfp.ecoweapons.effects.effects.EffectGivePotionEffect;
 import com.willfp.ecoweapons.effects.effects.EffectRailgun;
 import com.willfp.ecoweapons.effects.effects.EffectSpawnHelper;
 import com.willfp.ecoweapons.effects.effects.EffectStrikeLightning;
@@ -31,6 +32,7 @@ public class Effects {
     public static final Effect CONSOLE_COMMAND = new EffectConsoleCommand();
     public static final Effect SPAWN_HELPER = new EffectSpawnHelper();
     public static final Effect BLEED = new EffectBleed();
+    public static final Effect GIVE_POTION_EFFECT = new EffectGivePotionEffect();
 
     /**
      * Get effect matching name.
diff --git a/eco-core/core-plugin/src/main/java/com/willfp/ecoweapons/effects/effects/EffectGivePotionEffect.java b/eco-core/core-plugin/src/main/java/com/willfp/ecoweapons/effects/effects/EffectGivePotionEffect.java
new file mode 100644
index 0000000..3383a21
--- /dev/null
+++ b/eco-core/core-plugin/src/main/java/com/willfp/ecoweapons/effects/effects/EffectGivePotionEffect.java
@@ -0,0 +1,52 @@
+package com.willfp.ecoweapons.effects.effects;
+
+import com.willfp.eco.core.config.interfaces.JSONConfig;
+import com.willfp.ecoweapons.effects.Effect;
+import org.bukkit.entity.LivingEntity;
+import org.bukkit.entity.Player;
+import org.bukkit.entity.Projectile;
+import org.bukkit.event.Listener;
+import org.bukkit.event.entity.EntityDamageByEntityEvent;
+import org.bukkit.event.entity.ProjectileHitEvent;
+import org.bukkit.potion.PotionEffect;
+import org.bukkit.potion.PotionEffectType;
+import org.jetbrains.annotations.NotNull;
+
+public class EffectGivePotionEffect extends Effect implements Listener {
+    public EffectGivePotionEffect() {
+        super("give-potion-effect");
+    }
+
+    @Override
+    public void handleMeleeAttack(@NotNull final Player player,
+                                  @NotNull final LivingEntity victim,
+                                  @NotNull final EntityDamageByEntityEvent event,
+                                  @NotNull final JSONConfig args) {
+        handle(player, victim, args);
+    }
+
+    @Override
+    public void handleProjectileHitEntity(@NotNull final Player player,
+                                          @NotNull final LivingEntity victim,
+                                          @NotNull final Projectile projectile,
+                                          @NotNull final ProjectileHitEvent event,
+                                          @NotNull final JSONConfig args) {
+        handle(player, victim, args);
+    }
+
+    private void handle(@NotNull final Player player,
+                        @NotNull final LivingEntity victim,
+                        @NotNull final JSONConfig args) {
+        PotionEffectType type = PotionEffectType.getByName(args.getString("potion").toUpperCase());
+        int duration = args.getInt("duration");
+        int strength = args.getInt("strength") - 1;
+
+        victim.addPotionEffect(
+                new PotionEffect(
+                        type,
+                        duration,
+                        strength
+                )
+        );
+    }
+}