diff --git a/Spigot-Server-Patches/0589-Improve-inlinig-for-some-hot-IBlockData-methods.patch b/Spigot-Server-Patches/0589-Improve-inlinig-for-some-hot-IBlockData-methods.patch
new file mode 100644
index 0000000000..78204fb33c
--- /dev/null
+++ b/Spigot-Server-Patches/0589-Improve-inlinig-for-some-hot-IBlockData-methods.patch
@@ -0,0 +1,101 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: Spottedleaf <spottedleaf@spottedleaf.dev>
+Date: Mon, 6 Jul 2020 20:46:50 -0700
+Subject: [PATCH] Improve inlinig for some hot IBlockData methods
+
+
+diff --git a/src/main/java/net/minecraft/server/BlockBase.java b/src/main/java/net/minecraft/server/BlockBase.java
+index 505d40278d4472e0015a53af8e93bd81e5f09ac3..5131d2172d3cbd8a7254a6dd52e061888a17fb38 100644
+--- a/src/main/java/net/minecraft/server/BlockBase.java
++++ b/src/main/java/net/minecraft/server/BlockBase.java
+@@ -338,7 +338,14 @@ public abstract class BlockBase {
+         }
+         // Paper end
+ 
++        // Paper start
++        protected boolean isTicking;
++        protected Fluid fluid;
++        // Paper end
++
+         public void a() {
++            this.fluid = this.getBlock().d(this.p()); // Paper - moved from getFluid()
++            this.isTicking = this.getBlock().isTicking(this.p()); // Paper - moved from isTicking()
+             if (!this.getBlock().o()) {
+                 this.a = new BlockBase.BlockData.Cache(this.p());
+             }
+@@ -377,19 +384,19 @@ public abstract class BlockBase {
+             return this.getBlock().d(this.p(), iblockaccess, blockposition);
+         }
+ 
+-        public boolean d() {
++        public final boolean d() { // Paper
+             return this.a == null || this.a.c;
+         }
+ 
+-        public boolean e() {
++        public final boolean e() { // Paper
+             return this.e;
+         }
+ 
+-        public int f() {
++        public final int f() { // Paper
+             return this.b;
+         }
+ 
+-        public boolean isAir() {
++        public final boolean isAir() { // Paper
+             return this.f;
+         }
+ 
+@@ -455,7 +462,7 @@ public abstract class BlockBase {
+             }
+         }
+ 
+-        public boolean l() {
++        public final boolean l() { // Paper
+             return this.k;
+         }
+ 
+@@ -627,12 +634,12 @@ public abstract class BlockBase {
+             return this.getBlock().a(block);
+         }
+ 
+-        public Fluid getFluid() {
+-            return this.getBlock().d(this.p());
++        public final Fluid getFluid() { // Paper
++            return this.fluid; // Paper - moved into init
+         }
+ 
+-        public boolean isTicking() {
+-            return this.getBlock().isTicking(this.p());
++        public final boolean isTicking() { // Paper
++            return this.isTicking; // Paper - moved into init
+         }
+ 
+         public SoundEffectType getStepSound() {
+diff --git a/src/main/java/net/minecraft/server/Fluid.java b/src/main/java/net/minecraft/server/Fluid.java
+index 05fa52c0b12f159788ec3f2b769753b6bd29578c..ff2fb72f710dd5aa5126b1550c5ff11087d7e63e 100644
+--- a/src/main/java/net/minecraft/server/Fluid.java
++++ b/src/main/java/net/minecraft/server/Fluid.java
+@@ -9,8 +9,12 @@ public final class Fluid extends IBlockDataHolder<FluidType, Fluid> {
+ 
+     public static final Codec<Fluid> a = a((Codec) IRegistry.FLUID, FluidType::h).stable();
+ 
++    // Paper start
++    protected final boolean isEmpty;
++    // Paper end
+     public Fluid(FluidType fluidtype, ImmutableMap<IBlockState<?>, Comparable<?>> immutablemap, MapCodec<Fluid> mapcodec) {
+         super(fluidtype, immutablemap, mapcodec);
++        this.isEmpty = fluidtype.b(); // Paper - moved from isEmpty()
+     }
+ 
+     public FluidType getType() {
+@@ -22,7 +26,7 @@ public final class Fluid extends IBlockDataHolder<FluidType, Fluid> {
+     }
+ 
+     public boolean isEmpty() {
+-        return this.getType().b();
++        return this.isEmpty; // Paper - moved into constructor
+     }
+ 
+     public float getHeight(IBlockAccess iblockaccess, BlockPosition blockposition) {