Infinite Ammo in Resident Evil 4 Remake (RE4 Remake). Guide includes unlimited ammo, infinite weapon requirements, Infinite Primal Knife, Rocket Launcher, & Chicago Sweeper.
Table Of Contents
How To Get Infinite Weapon?
Unlimited Weapons List
| Infinite Weapon | How To Unlock & Obtain |
  Infinite Rocket Launcher | How To Unlock: Start the game using a cleared save file. How To Get: Purchase from Merchant (2,000,000 Pasetas) |
 Chicago Sweeper(Submachine Gun) | How To Unlock: Complete main story on Professional mode with A rank or higher * Exclusive Upgrade is required to be infinite How To Get: Purchase from Extra Content Shop (1,000CP) |
 Primal Knife (Infinite Knife) | How To Unlock: Destroy all Clockwork Castellans How To Get: Purchase from Extra Content Shop (1,000CP) * Exclusive Upgrade is required to be infinite |
 Handcannon (Magnum) | 1.Clear 1 chapter/story 2. Clear the game in Professional difficulty without using bonus weapons. 3. Released through Extra Content Shop. 4. Obtained through Item Box (Typwriter) |
 Cat Ears (Accessories) | * Cat Ears equipment makes all weapon infinite 1. Clear 1 chapter/story 2. Clear the game with a Professional difficulty at Rank S+ 3. Available in the Extra Content Shop 4. Equip through Extras upon starting the game |
Recommended Infinite Weapons Get Priority
- Primal Knife: Destroy all Clockwork Castellans
- Infinite Rocket Launcher: Save money and buy.
- Chicago Sweeper: Use Primal Knife and Infinite Rocket Launcher.
- Cat Ears: Use Chicago Sweeper and Primal Knife
- Handcannon: Use Cat Ears
It may be difficult to do especially from Chicago Sweeper and above but you can have an easier time doing it by following the get pattern above. You can also obtain Ashley Armor Costume together with Chicago Sweeper so do not miss it.
Other Recommended Accessories
| Accessory | Effect & How To Get |
 Chicken Hat | - Damage reduction effect. - Clear Hardcore with Rank S+ (New Game + Clear in 5 hours and 30 minutes.) |
 Gas Mask | - Aim Assist even at high difficulty. - Clear Professional Mode （You can obtain Chicago Sweeper together with it.） |
How To Get Infinite Knife?
Destroy All Clockwork Castellans
Search for all the Clockwork Castellans figures that can be found in each chapter of the story and destroy it to unlock the Primal Knife (Infinite Knife) Once all 16 figures are destroyed, you can purchase the exclusive upgrade from the Extra Content Shop for 1,000CP.
Clockwork Castellans Locations
Replace The Equipment Thru Typewriter
After purchasing from the shop, you can include the Primal Knife to your arsenal thru the Typewriter. Even if you start a new game, infinite knife can be always be seen in the item box.
Exclusive Upgrade Is Required For The Knife To Be Unlimited
Initially, the Primal Knife cannot be used infinitely when you obtain it. To enable the unlimited use for Primal Knife, it is required to get the Indestructible Perk in the Exclusive Upgrade for removing the durability of Primal Knife and make it unbreakable.
Best Weapon Guide & Upgrade Priority
How To Get Infinite Rocket Launcher?
Buy From Merchant With NG+
The Merchant will start to sell the exclusive upgrade for infinite rocket launcher once you started a new game after clearing the story. The price is 2,000,000 Ptas which is very costly so save up and farm money.
Charm With Rocket Launcher Discount
With this charm, the original price of Rocket Launcher is reduced by 20% and buy it at 1,600,000 Ptas instead of 400,000,000 Ptas. Charms are rare because it can only be obtained thru token gacha that can be found in the shooting range. Aim to get it beforehand so you are ready when the Infinite Rocket Launcher becomes available.
How To Get Infinite Submachine Gun?
Clear Professional Difficulty With A Rank
Professional Mode can be cleared once you finish the game once in any difficulty. To get A Rank, you need to clear the game within 7 hours. With Infinite Rocket Launcher and Primal Knife, it is a lot easier to do.
You Need To Unlock Exclusive Upgrade For Infinite Ammo
Chicago Sweeper does not become an infinite weapon by just obtaining. To make the Ammo infinite, you need to unlock Exclusive Upgrade. You can use an Exclusive Upgrade Ticket while focusing on upgrading Power is recommended.
How To Get Infinite Magnum?
Clear Professional Mode With Conditions
- New Game
- You cannot use Bonus Weapons (Accessories are allowed)
Infinite Weapons are banned but you can use accessories like "Cat Ears". For easier clear, Cat Ears are essential but obtaining the Cat Ears accessory is also difficult so it is pretty difficult to decide which one should be prioritized.
Recommended Accessory
| Accessory | Effect & How To Get |
| Cat Ears | - All Bullets will be infinite. - Clear Professional Mode with S+ - Having it or not really changes the difficulty of the game. |
| Chicken Hat | - Damage reduction ability. - Clear Hardcore Rank with S+（New Game + clear within 5 hours 30 minutes. |
| Gas Mask | - Aim assist even at higher difficulty. - Clear Professional Rank（Obtain Chicago Sweeper together with it.） |
How To Get Infinite Accessories?
Clear Professional Mode With S+ Rank
Professional Mode can be unlocked by clearing the story once. To reach S+, you need to finish a NEW GAME under 5 hours and 30 minutes while only being able to save 15 times. Without Chicago Sweeper and Primal Knife it is pretty difficult.
How To Get Infinite Chicago Sweeper?
Clear Professional With A Rank
Professional is the hardest mode and it becomes available after you finished a playthrough in any difficulty for the first time. To have an A Rank, the requirement is to clear the Professional mode within 7 hours and this is easier if you have the Infinite Rocket Launcher & Primal Knife.
Get Thru The Typewriter
If you purchase from the shop, you can use & equip the infinite weapon in the item box thru the Typewriter. Even if you start a New Game+, the infinite weapon can always be found here.
Exclusive Upgrade Is Required
Chicago Sweeper does not have an infinite ammo when you get it for the first time. Since The max ammo can be increased thru upgrade, it is required to be upgraded with an Exclusive Upgrade. With an Exclusive Upgrade Ticket, you can fully unlock the weapon's potential.
Resident Evil RE4 Related Articles
▶Return To Top PageWeapon Related Articles
All Weapons List| Recommended Weapon Related Articles | |
|---|---|
 Infinite Ammo | Secret Weapons |
| How to Use Knife | How To Repair Knife |
| Weapon Upgrade Strategy | Demo Secret Weapon |
| Best Weapon Tier |  Exclusive Upgrade List & How To Get |
 Body Armor | |
