diff --git a/patches/tModLoader/Terraria/Player.TML.cs b/patches/tModLoader/Terraria/Player.TML.cs
index 1c93be9c4de..0afa9f7349c 100644
--- a/patches/tModLoader/Terraria/Player.TML.cs
+++ b/patches/tModLoader/Terraria/Player.TML.cs
@@ -259,7 +259,34 @@ public float GetWeaponAttackSpeed(Item sItem) {
 			return attackSpeed;
 		}
 
+		// Legacy Thrower properties (uppercase+property in TML)
 
+		/// <summary>
+		/// Multiplier to shot projectile velocity before throwing. Result will be capped to 16f.
+		/// <br/>Only applies to items counted as the <see cref="DamageClass.Throwing"/> damage type
+		/// </summary>
+		public float ThrownVelocity { get; set; }
+
+		/// <summary>
+		/// If true, player has a 33% chance of not consuming the thrown item.
+		/// <br/>Only applies to consumable items and projectiles counted as the <see cref="DamageClass.Throwing"/> damage type.
+		/// <br/>Projectiles spawned from a player who holds such item will set <see cref="Projectile.noDropItem"/> to prevent duplication.
+		/// <br/>Stacks with <see cref="ThrownCost50"/> multiplicatively
+		/// </summary>
+		public bool ThrownCost33 { get; set; }
+
+		/// <summary>
+		/// If true, player has a 50% chance of not consuming the thrown item.
+		/// <br/>Only applies to consumable items counted as the <see cref="DamageClass.Throwing"/> damage type.
+		/// <br/>Projectiles spawned from a player who holds such item will set <see cref="Projectile.noDropItem"/> to prevent duplication.
+		/// <br/>Stacks with <see cref="ThrownCost33"/> multiplicatively
+		/// </summary>
+		public bool ThrownCost50 { get; set; }
+
+		/// <summary>
+		/// Returns true if either <see cref="ThrownCost33"/> or <see cref="ThrownCost50"/> are true
+		/// </summary>
+		public bool AnyThrownCostReduction => ThrownCost33 || ThrownCost50;
 
 		/// <summary>
 		/// Container for current SceneEffect client properties such as: Backgrounds, music, and water styling
diff --git a/patches/tModLoader/Terraria/Player.cs.patch b/patches/tModLoader/Terraria/Player.cs.patch
index cfd9e9cb2dc..bf18196dd3f 100644
--- a/patches/tModLoader/Terraria/Player.cs.patch
+++ b/patches/tModLoader/Terraria/Player.cs.patch
@@ -2347,8 +2347,13 @@
  			hasFootball = false;
  			drawingFootball = false;
  			minionKB = 0f;
-@@ -13118,9 +_,14 @@
+@@ -13116,11 +_,19 @@
+ 			huntressAmmoCost90 = false;
+ 			ammoCost80 = false;
  			ammoCost75 = false;
++			ThrownCost50 = false;
++			ThrownCost33 = false;
++			ThrownVelocity = 1f;
  			manaRegenBuff = false;
  			hasCreditsSceneMusicBox = false;
 +			arrowDamage = StatModifier.Default;
@@ -4592,7 +4597,7 @@
  				if (sItem.stack <= 0)
  					sItem.SetDefaults();
  			}
-@@ -33081,16 +_,21 @@
+@@ -33081,16 +_,28 @@
  		}
  
  		private void ItemCheck_Shoot(int i, Item sItem, int weaponDamage) {
@@ -4605,6 +4610,13 @@
  			if (sItem.melee && projToShoot != 699 && projToShoot != 707 && (uint)(projToShoot - 877) > 2u)
 -				speed /= meleeSpeed;
 +				speed /= inverseMeleeSpeed;
++
++			// Copied as-is from 1.3
++			if (sItem.CountsAsClass(DamageClass.Throwing) && speed < 16f) {
++				speed *= ThrownVelocity;
++				if (speed > 16f)
++					speed = 16f;
++			}
  
  			bool canShoot = false;
  			int Damage = weaponDamage;
@@ -5200,10 +5212,19 @@
  
  			if (huntressAmmoCost90 && Main.rand.Next(10) == 0)
  				flag2 = true;
-@@ -37226,6 +_,7 @@
+@@ -37226,6 +_,16 @@
  			if (ammoCost75 && Main.rand.Next(4) == 0)
  				flag2 = true;
  
++			// Copied as-is from 1.3
++			if (item.CountsAsClass(DamageClass.Throwing)) {
++				if (ThrownCost50 && Main.rand.Next(100) < 50)
++					flag2 = true;
++
++				if (ThrownCost33 && Main.rand.Next(100) < 33)
++					flag2 = true;
++			}
++
 +			/* Flamethrower + Elf Melter (handled by consumeAmmoOnFirstShotOnly) + Clentaminator (handled by consumeAmmoOnFirstShotOnly)
  			if (projToShoot == 85 && itemAnimation < itemAnimationMax - 2)
  				flag2 = true;
diff --git a/patches/tModLoader/Terraria/Projectile.cs.patch b/patches/tModLoader/Terraria/Projectile.cs.patch
index 6f6300033d9..38eb64029a6 100644
--- a/patches/tModLoader/Terraria/Projectile.cs.patch
+++ b/patches/tModLoader/Terraria/Projectile.cs.patch
@@ -324,7 +324,19 @@
  
  			if (Owner == Main.myPlayer) {
  				if (ProjectileID.Sets.IsAGolfBall[Type] && Damage <= 0) {
-@@ -8330,6 +_,11 @@
+@@ -8325,11 +_,23 @@
+ 
+ 				if (Type == 777 || Type == 781 || Type == 794 || Type == 797 || Type == 800 || Type == 785 || Type == 788 || Type == 791 || Type == 903 || Type == 904 || Type == 905 || Type == 906 || Type == 910 || Type == 911)
+ 					projectile.timeLeft = 180;
++
++				// Copied from 1.3, adjusted to check for actual player (servers never shoot thrower projectiles)
++				if (Main.netMode != NetmodeID.Server) {
++					Player throwingPlayer = Main.player[Owner];
++					if (throwingPlayer.AnyThrownCostReduction && throwingPlayer.HeldItem.CountsAsClass(DamageClass.Throwing))
++						projectile.noDropItem = true;
++				}
+ 			}
+ 
  			if (Type == 249)
  				projectile.frame = Main.rand.Next(5);
  
diff --git a/tModPorter/tModPorter.Tests/TestData/SimpleRenamedVanillaMembersTest.Expected.cs b/tModPorter/tModPorter.Tests/TestData/SimpleRenamedVanillaMembersTest.Expected.cs
index 644653badf6..eba7d730255 100644
--- a/tModPorter/tModPorter.Tests/TestData/SimpleRenamedVanillaMembersTest.Expected.cs
+++ b/tModPorter/tModPorter.Tests/TestData/SimpleRenamedVanillaMembersTest.Expected.cs
@@ -95,6 +95,9 @@ void Method() {
 		var hasBanner = Main.SceneMetrics.hasBanner;
 		var bannerBuff = Main.SceneMetrics.NPCBannerBuff;
 		var extraAccessorySlots = player.GetAmountOfExtraAccessorySlotsToShow();
+		var thrownCost33 = player.ThrownCost33;
+		var thrownCost50 = player.ThrownCost50;
+		var thrownVelocity = player.ThrownVelocity;
 
 		Main.PlayerRenderer.DrawPlayer(Main.Camera, player, Vector2.Zero, 0f, Vector2.Zero, 1f);
 
diff --git a/tModPorter/tModPorter.Tests/TestData/SimpleRenamedVanillaMembersTest.cs b/tModPorter/tModPorter.Tests/TestData/SimpleRenamedVanillaMembersTest.cs
index 049100b55f5..d3c27e8a36d 100644
--- a/tModPorter/tModPorter.Tests/TestData/SimpleRenamedVanillaMembersTest.cs
+++ b/tModPorter/tModPorter.Tests/TestData/SimpleRenamedVanillaMembersTest.cs
@@ -94,6 +94,9 @@ void Method() {
 		var hasBanner = player.hasBanner;
 		var bannerBuff = player.NPCBannerBuff;
 		var extraAccessorySlots = player.extraAccessorySlots;
+		var thrownCost33 = player.thrownCost33;
+		var thrownCost50 = player.thrownCost50;
+		var thrownVelocity = player.thrownVelocity;
 
 		Main.DrawPlayer(player, Vector2.Zero, 0f, Vector2.Zero, 1f);
 
diff --git a/tModPorter/tModPorter/Config.Terraria.cs b/tModPorter/tModPorter/Config.Terraria.cs
index eeb503151ef..aa6a307c30b 100644
--- a/tModPorter/tModPorter/Config.Terraria.cs
+++ b/tModPorter/tModPorter/Config.Terraria.cs
@@ -158,6 +158,9 @@ private static void AddTerrariaRefactors() {
 		RenameInstanceField("Terraria.Player",	from: "doubleJumpSail",		to: "hasJumpOption_Sail");
 		RenameInstanceField("Terraria.Player",	from: "doubleJumpSandstorm",to: "hasJumpOption_Sandstorm");
 		RenameInstanceField("Terraria.Player",	from: "doubleJumpUnicorn",	to: "hasJumpOption_Unicorn");
+		RenameInstanceField("Terraria.Player",	from: "thrownCost33",		to: "ThrownCost33");
+		RenameInstanceField("Terraria.Player",	from: "thrownCost50",		to: "ThrownCost50");
+		RenameInstanceField("Terraria.Player",	from: "thrownVelocity",		to: "ThrownVelocity");
 
 		RenameMethod("Terraria.Item",		from: "IsNotTheSameAs",			to: "IsNotSameTypePrefixAndStack");
 		RenameMethod("Terraria.Lighting",	from: "BlackOut",				to: "Clear");