### 1. **Walkthrough for 100% Completion**
   - **Complete All Dungeons**: There are nine dungeons (Level 1 to Level 9).
   - **Heart Containers**: Collect all 16 heart containers.
     - Eight from dungeon bosses.
     - Four from hidden locations in the overworld.
   - **All Equipment and Upgrades**: Collect all swords, shields, boomerangs, bow, bombs, and key magic items.
   - **Find All Secret Rupees**: Bomb walls, burn bushes, and collect from hidden locations.
   - **Obtain the Blue and Red Rings**: Reduce damage by 50% and 75%, respectively.
   - **Maximize Bomb and Arrow Capacity**: Pay NPCs to increase bomb capacity.
   - **Complete the Trading Sequence**: Obtain essential items and upgrades through NPCs.
   - **Fully Explore the Overworld**: Visit every screen and uncover all hidden caves and rooms.
   - **Defeat Ganon**: Gather all required items and the Silver Arrow to defeat Ganon.

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### 2. **Best Dungeon Order**
   - **Level 1**: Obtain the Bow.
   - **Level 2**: Get the Magical Boomerang.
   - **Level 3**: Obtain the Raft.
   - **Level 4**: Acquire the Ladder.
   - **Level 5**: Get the Recorder (whistle).
   - **Level 6**: Obtain the Magical Wand.
   - **Level 7**: Get the Red Candle.
   - **Level 8**: Obtain the Magical Key and Book of Magic.
   - **Level 9**: Defeat Ganon with the Silver Arrows.

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### 3. **Missable Items**
   - **Magic Shield**: Can be lost to Like-Likes.
   - **Heart Containers**: Four in the overworld, easy to overlook.
   - **Magical Sword**: Requires 12 heart containers to obtain.
   - **Bomb Capacity Upgrades**: Missable in **Level 5** and **Level 7**.
   - **Magical Key**: Found in **Level 8**, saves keys for future use.
   - **Red Ring**: Found in **Level 9**, reduces damage by 75%.
   - **Silver Arrows**: Essential for defeating Ganon, found in **Level 9**.
   - **Blue Ring**: Reduces damage by 50%, available from a hidden merchant.
   - **Potion Letter**: Required for buying potions.

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### 4. **Optimal Sword Upgrades**
   - **Wooden Sword**: Starting weapon.
   - **White Sword**: Obtain after 5 heart containers; found near the waterfall.
   - **Magical Sword**: Acquire after 12 heart containers; located in the Graveyard.
   - **Key Strategy**: Get the White Sword after **Level 1** and aim for the Magical Sword after obtaining 12 hearts, preferably before **Level 6**.

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### 5. **Best Item Farming Spots**
   - **Rupees**: Tektites and Leevers (near Level 1); Moblin caves with large rupee gifts.
   - **Bombs**: Blue Goriyas (Level 2 and Level 3), Blue Moblins (overworld).
   - **Hearts**: Tektites (starting area), Zolas (water enemies).
   - **Arrows**: Stalfos (Level 1) drop arrows.
   - **Keys**: Stalfos and Gibdos in dungeons drop keys; Magical Key found in **Level 8**.

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### 6. **Item Upgrade Strategies**
   - **Swords**: Wooden → White → Magical Sword.
   - **Shields**: Wooden → Magic Shield (available in shops).
   - **Boomerangs**: Wooden Boomerang → Magical Boomerang.
   - **Rings**: No Ring → Blue Ring (50% damage reduction) → Red Ring (75% damage reduction).
   - **Bombs**: Upgrade bomb capacity in **Level 5** and **Level 7**.
   - **Bow and Arrows**: Wooden Arrows → Silver Arrows (required for Ganon).
   - **Candle**: Blue Candle (1 use per screen) → Red Candle (unlimited uses per screen).
   - **Magic Wand and Book of Magic**: Magic Wand (Level 6) → Book of Magic (Level 8).
   - **Keys**: Collect regular keys but prioritize obtaining the Magical Key in **Level 8**.
   - **Raft and Ladder**: Obtain Raft in **Level 3** and Ladder in **Level 4** for exploring.
   - **Recorder**: Found in **Level 5**, used for fast travel and boss fights.

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### 7. **Best Overworld Secrets**
   - **Heart Containers**: Four hidden in the overworld (Eastern Coastline, Lost Woods, Western Coastline, Lake Area).
   - **Secret Rupees**: Bombable walls and burnable bushes hide rupee stashes (Lost Woods, coastline, southern areas).
   - **Magical Sword**: Found in the Graveyard after 12 hearts.
   - **Potion Letter**: Found by bombing a cave near **Level 1**.
   - **Blue Ring**: Available for purchase after finding a hidden merchant (Graveyard area).
   - **Magic Shield**: Sold in hidden shops around the overworld.
   - **Power Bracelet**: Found under an Armos statue south of Lost Hills, allows access to warp points.
   - **Bomb Upgrades**: Available in **Level 5** and **Level 7**.
   - **Lost Woods Secret**: Navigate the Lost Woods by going **Up, Left, Down, Left** to reach the Graveyard.
   - **Secret Passageways**: Use the Power Bracelet to push rocks and reveal warp zones for quick travel.