diff --git a/eco-core/core-plugin/src/main/java/com/willfp/ecoarmor/sets/util/ArmorUtils.java b/eco-core/core-plugin/src/main/java/com/willfp/ecoarmor/sets/util/ArmorUtils.java
index 922650d..5daf76c 100644
--- a/eco-core/core-plugin/src/main/java/com/willfp/ecoarmor/sets/util/ArmorUtils.java
+++ b/eco-core/core-plugin/src/main/java/com/willfp/ecoarmor/sets/util/ArmorUtils.java
@@ -207,6 +207,10 @@ public class ArmorUtils {
         int armor = EcoArmorConfigs.TIERS.getInt(tier + ".properties." + slot.name().toLowerCase() + ".armor");
         int toughness = EcoArmorConfigs.TIERS.getInt(tier + ".properties." + slot.name().toLowerCase() + ".toughness");
         int knockback = EcoArmorConfigs.TIERS.getInt(tier + ".properties." + slot.name().toLowerCase() + ".knockback-resistance");
+        int speed = EcoArmorConfigs.TIERS.getInt(tier + ".properties." + slot.name().toLowerCase() + ".speed-percentage");
+        int attackSpeed = EcoArmorConfigs.TIERS.getInt(tier + ".properties." + slot.name().toLowerCase() + ".attack-speed-percentage");
+        int attackDamage = EcoArmorConfigs.TIERS.getInt(tier + ".properties." + slot.name().toLowerCase() + ".attack-damage-percentage");
+        int attackKnockback = EcoArmorConfigs.TIERS.getInt(tier + ".properties." + slot.name().toLowerCase() + ".attack-knockback-percentage");
 
         if (armor > 0) {
             meta.removeAttributeModifier(Attribute.GENERIC_ARMOR);
@@ -220,6 +224,22 @@ public class ArmorUtils {
             meta.removeAttributeModifier(Attribute.GENERIC_KNOCKBACK_RESISTANCE);
             meta.addAttributeModifier(Attribute.GENERIC_KNOCKBACK_RESISTANCE, new AttributeModifier(UUID.randomUUID(), "ecoarmor-knockback", (double) knockback / 10, AttributeModifier.Operation.ADD_NUMBER, slot.getSlot()));
         }
+        if (speed != 0) {
+            meta.removeAttributeModifier(Attribute.GENERIC_MOVEMENT_SPEED);
+            meta.addAttributeModifier(Attribute.GENERIC_MOVEMENT_SPEED, new AttributeModifier(UUID.randomUUID(), "ecoarmor-speed", (double) speed / 100, AttributeModifier.Operation.ADD_SCALAR, slot.getSlot()));
+        }
+        if (attackSpeed != 0) {
+            meta.removeAttributeModifier(Attribute.GENERIC_ATTACK_SPEED);
+            meta.addAttributeModifier(Attribute.GENERIC_ATTACK_SPEED, new AttributeModifier(UUID.randomUUID(), "ecoarmor-attackspeed", (double) attackSpeed / 100, AttributeModifier.Operation.ADD_SCALAR, slot.getSlot()));
+        }
+        if (attackDamage != 0) {
+            meta.removeAttributeModifier(Attribute.GENERIC_ATTACK_DAMAGE);
+            meta.addAttributeModifier(Attribute.GENERIC_ATTACK_DAMAGE, new AttributeModifier(UUID.randomUUID(), "ecoarmor-attackdamage", (double) attackDamage / 100, AttributeModifier.Operation.ADD_SCALAR, slot.getSlot()));
+        }
+        if (attackKnockback != 0) {
+            meta.removeAttributeModifier(Attribute.GENERIC_ATTACK_KNOCKBACK);
+            meta.addAttributeModifier(Attribute.GENERIC_ATTACK_KNOCKBACK, new AttributeModifier(UUID.randomUUID(), "ecoarmor-attackknockback", (double) attackKnockback / 100, AttributeModifier.Operation.ADD_SCALAR, slot.getSlot()));
+        }
 
         itemStack.setItemMeta(meta);
     }
diff --git a/eco-core/core-plugin/src/main/resources/tiers.yml b/eco-core/core-plugin/src/main/resources/tiers.yml
index f3a8ebd..e4765ac 100644
--- a/eco-core/core-plugin/src/main/resources/tiers.yml
+++ b/eco-core/core-plugin/src/main/resources/tiers.yml
@@ -33,22 +33,42 @@ iron:
       armor: 2
       toughness: 0
       knockback-resistance: 0
+      speed-percentage: 0
+      attack-speed-percentage: 0
+      attack-damage-percentage: 0
+      attack-knockback-percentage: 0
     chestplate:
       armor: 6
       toughness: 0
       knockback-resistance: 0
+      speed-percentage: 0
+      attack-speed-percentage: 0
+      attack-damage-percentage: 0
+      attack-knockback-percentage: 0
     elytra:
       armor: 2
       toughness: 0
       knockback-resistance: 0
+      speed-percentage: 0
+      attack-speed-percentage: 0
+      attack-damage-percentage: 0
+      attack-knockback-percentage: 0
     leggings:
       armor: 5
       toughness: 0
       knockback-resistance: 0
+      speed-percentage: 0
+      attack-speed-percentage: 0
+      attack-damage-percentage: 0
+      attack-knockback-percentage: 0
     boots:
       armor: 2
       toughness: 0
       knockback-resistance: 0
+      speed-percentage: 10
+      attack-speed-percentage: 0
+      attack-damage-percentage: 0
+      attack-knockback-percentage: 0
 
 diamond:
   display: "&b&lDIAMOND"
@@ -76,22 +96,42 @@ diamond:
       armor: 3
       toughness: 2
       knockback-resistance: 0
+      speed-percentage: 0
+      attack-speed-percentage: 0
+      attack-damage-percentage: 0
+      attack-knockback-percentage: 0
     chestplate:
       armor: 8
       toughness: 2
       knockback-resistance: 0
+      speed-percentage: 0
+      attack-speed-percentage: 0
+      attack-damage-percentage: 0
+      attack-knockback-percentage: 0
     elytra:
       armor: 3
       toughness: 0
       knockback-resistance: 0
+      speed-percentage: 0
+      attack-speed-percentage: 0
+      attack-damage-percentage: 0
+      attack-knockback-percentage: 0
     leggings:
       armor: 6
       toughness: 2
       knockback-resistance: 0
+      speed-percentage: 0
+      attack-speed-percentage: 0
+      attack-damage-percentage: 0
+      attack-knockback-percentage: 0
     boots:
       armor: 3
       toughness: 2
       knockback-resistance: 0
+      speed-percentage: 0
+      attack-speed-percentage: 0
+      attack-damage-percentage: 0
+      attack-knockback-percentage: 0
 
 netherite:
   display: "&c&lNETHERITE"
@@ -119,22 +159,42 @@ netherite:
       armor: 3
       toughness: 3
       knockback-resistance: 1
+      speed-percentage: 0
+      attack-speed-percentage: 0
+      attack-damage-percentage: 0
+      attack-knockback-percentage: 0
     chestplate:
       armor: 8
       toughness: 3
       knockback-resistance: 1
+      speed-percentage: 0
+      attack-speed-percentage: 0
+      attack-damage-percentage: 0
+      attack-knockback-percentage: 0
     elytra:
       armor: 3
       toughness: 0
       knockback-resistance: 1
+      speed-percentage: 0
+      attack-speed-percentage: 0
+      attack-damage-percentage: 0
+      attack-knockback-percentage: 0
     leggings:
       armor: 6
       toughness: 3
       knockback-resistance: 1
+      speed-percentage: 0
+      attack-speed-percentage: 0
+      attack-damage-percentage: 0
+      attack-knockback-percentage: 0
     boots:
       armor: 3
       toughness: 3
       knockback-resistance: 1
+      speed-percentage: 0
+      attack-speed-percentage: 0
+      attack-damage-percentage: 0
+      attack-knockback-percentage: 0
 
 manyullyn:
   display: "&d&k!!&r <\$#f953c6>&lMANYULLYN<\$#b91d73>&r &d&k!!&r"
@@ -162,19 +222,232 @@ manyullyn:
       armor: 3
       toughness: 5
       knockback-resistance: 2
+      speed-percentage: 0
+      attack-speed-percentage: 0
+      attack-damage-percentage: 0
+      attack-knockback-percentage: 0
     chestplate:
       armor: 8
       toughness: 5
       knockback-resistance: 2
+      speed-percentage: 0
+      attack-speed-percentage: 0
+      attack-damage-percentage: 0
+      attack-knockback-percentage: 0
     elytra:
       armor: 3
       toughness: 0
       knockback-resistance: 2
+      speed-percentage: 0
+      attack-speed-percentage: 0
+      attack-damage-percentage: 0
+      attack-knockback-percentage: 0
     leggings:
       armor: 6
       toughness: 5
       knockback-resistance: 2
+      speed-percentage: 0
+      attack-speed-percentage: 0
+      attack-damage-percentage: 0
+      attack-knockback-percentage: 0
     boots:
       armor: 3
       toughness: 5
-      knockback-resistance: 2
\ No newline at end of file
+      knockback-resistance: 2
+      speed-percentage: 0
+      attack-speed-percentage: 0
+      attack-damage-percentage: 0
+      attack-knockback-percentage: 0
+
+
+
+obsidian:
+  display: "&0&lOBSIDIAN"
+  requires-tier: iron # Set to 'none' to always allow application
+  crystal-craftable: true
+  crystal-name: "&0Obsidian Upgrade Crystal"
+  crystal-recipe:
+    - air
+    - obsidian
+    - air
+
+    - obsidian
+    - ecoarmor:upgrade_crystal_iron
+    - obsidian
+
+    - air
+    - obsidian
+    - air
+  crystal-lore:
+    - "&8Drop this onto an armor piece"
+    - "&8to set its tier to:"
+    - "&0&lOBSIDIAN"
+  properties:
+    helmet:
+      armor: 3
+      toughness: 4
+      knockback-resistance: 1
+      speed-percentage: -10
+      attack-speed-percentage: -10
+      attack-damage-percentage: 5
+      attack-knockback-percentage: 10
+    chestplate:
+      armor: 8
+      toughness: 4
+      knockback-resistance: 1
+      speed-percentage: -10
+      attack-speed-percentage: -10
+      attack-damage-percentage: 5
+      attack-knockback-percentage: 10
+    elytra:
+      armor: 6
+      toughness: 2
+      knockback-resistance: 1
+      speed-percentage: -10
+      attack-speed-percentage: -10
+      attack-damage-percentage: 5
+      attack-knockback-percentage: 10
+    leggings:
+      armor: 6
+      toughness: 4
+      knockback-resistance: 1
+      speed-percentage: -10
+      attack-speed-percentage: -10
+      attack-damage-percentage: 5
+      attack-knockback-percentage: 10
+    boots:
+      armor: 3
+      toughness: 4
+      knockback-resistance: 1
+      speed-percentage: -10
+      attack-speed-percentage: -10
+      attack-damage-percentage: 5
+      attack-knockback-percentage: 10
+
+osmium:
+  display: "&b&k!!&r <$#c7f1ff>&lOSMIUM<$#5c92ff>&r &b&k!!"
+  requires-tier: obsidian # Set to 'none' to always allow application
+  crystal-craftable: true
+  crystal-name: "<$#c7f1ff>Osmium upgrade crystal<$#5c92ff>"
+  crystal-recipe:
+    - air
+    - netherite_block
+    - air
+
+    - netherite_block
+    - ecoarmor:upgrade_crystal_obsidian
+    - netherite_block
+
+    - air
+    - netherite_block
+    - air
+  crystal-lore:
+    - "&8Drop this onto an armor piece"
+    - "&8to set its tier to:"
+    - "&b&k!!&r <$#c7f1ff>&lOSMIUM<$#5c92ff>&r &b&k!!"
+  properties:
+    helmet:
+      armor: 3
+      toughness: 6
+      knockback-resistance: 3
+      speed-percentage: -25
+      attack-speed-percentage: -15
+      attack-damage-percentage: 10
+      attack-knockback-percentage: 25
+    chestplate:
+      armor: 8
+      toughness: 6
+      knockback-resistance: 3
+      speed-percentage: -25
+      attack-speed-percentage: -15
+      attack-damage-percentage: 10
+      attack-knockback-percentage: 25
+    elytra:
+      armor: 8
+      toughness: 6
+      knockback-resistance: 3
+      speed-percentage: -25
+      attack-speed-percentage: -15
+      attack-damage-percentage: 10
+      attack-knockback-percentage: 25
+    leggings:
+      armor: 6
+      toughness: 6
+      knockback-resistance: 3
+      speed-percentage: -25
+      attack-speed-percentage: -15
+      attack-damage-percentage: 10
+      attack-knockback-percentage: 25
+    boots:
+      armor: 3
+      toughness: 6
+      knockback-resistance: 3
+      speed-percentage: -25
+      attack-speed-percentage: -15
+      attack-damage-percentage: 10
+      attack-knockback-percentage: 25
+
+
+
+exotic:
+  display: "&6&k!!&r <\$#f79d00>&lEXOTIC<\$#64f38c>&r &6&k!!&r"
+  requires-tier: netherite # Set to 'none' to always allow application
+  crystal-craftable: true
+  crystal-name: "<\$#f79d00>Exotic Upgrade Crystal<\$#f79d00>"
+  crystal-recipe:
+    - ecoarmor:upgrade_crystal_netherite
+    - turtle_egg
+    - ecoarmor:upgrade_crystal_netherite
+
+    - turtle_egg
+    - ecoarmor:upgrade_crystal_obsidian
+    - turtle_egg
+
+    - ecoarmor:upgrade_crystal_netherite
+    - turtle_egg
+    - ecoarmor:upgrade_crystal_netherite
+  crystal-lore:
+    - "&8Drop this onto an armor piece"
+    - "&8to set its tier to:"
+    - "&6&k!!&r <\$#f79d00>&lEXOTIC<\$#64f38c>&r &6&k!!&r"
+  properties:
+    helmet:
+      armor: 3
+      toughness: 3
+      knockback-resistance: 0
+      speed-percentage: 10
+      attack-speed-percentage: 5
+      attack-damage-percentage: 0
+      attack-knockback-percentage: -25
+    chestplate:
+      armor: 8
+      toughness: 3
+      knockback-resistance: 0
+      speed-percentage: 10
+      attack-speed-percentage: 5
+      attack-damage-percentage: 0
+      attack-knockback-percentage: -25
+    elytra:
+      armor: 3
+      toughness: 0
+      knockback-resistance: 0
+      speed-percentage: 10
+      attack-speed-percentage: 5
+      attack-damage-percentage: 0
+      attack-knockback-percentage: -25
+    leggings:
+      armor: 6
+      toughness: 3
+      knockback-resistance: 0
+      speed-percentage: 10
+      attack-speed-percentage: 5
+      attack-damage-percentage: 0
+      attack-knockback-percentage: -25
+    boots:
+      armor: 3
+      toughness: 3
+      knockback-resistance: 0
+      speed-percentage: 10
+      attack-speed-percentage: 5
+      attack-damage-percentage: 0
+      attack-knockback-percentage: -25
\ No newline at end of file