Overview
The Ruinous Oath Rod is the upgraded counterpart to the Luminescent Oath and is one of the strongest rods in Fisch for endgame grinding, admin abuse, and high-value mutations. This guide explains exactly how to unlock and obtain the Ruinous Oath Rod step by step.
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Requirements Checklist
Before you can purchase the Ruinous Oath Rod, you must:
- Unlock Crimson Cavern
- Complete 100% of the Crimson Cavern Bestiary
- Obtain 100% Shiny and 100% Sparkling completion for the entire bestiary
- Have sufficient coins to purchase the rod
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Step 1: Unlock Crimson Cavern
You must have:
- Advanced Diving Gear
- Flippers
- Boots
Once unlocked, enter Crimson Cavern and locate the Ruinous Oath podium inside the main chamber.
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Step 2: Crimson Cavern Bestiary Completion
Crab Cage Fish (Must Use Crab Cages)
These fish can only be obtained via crab cages:- Red Spotted Blenny
- Red Crab Squid
- Rare Exotic Crab Fish
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Standard Fish (Rod Fishing)
Recommended setup:
- Destiny Rod
- Blessed + Glittered enchants
- Aurora
- 2x Luck (Ad Watch)
- Server Luck (Optional)
Some notable fish requirements include:
- Colossal Ancient Dragon (spawn via Sundial Totems)
- Vampire Squid
- Japanese Dragon Eel
- Viperfish
- Sea Raven
Use preferred bait, weather, and season conditions listed in the bestiary for each fish.
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Step 3: Shiny & Sparkling Completion Strategy
Best Method (Most Efficient)
- Catch all required fish normally
- Store them in inventory
- Appraise during:
- Shiny Surge → to obtain Shiny
- Night of Luminous → to obtain Sparkling
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Automation Tip (Optional)
Using a simple macro tool (such as TinyTask):
- Assign appraisal to a specific inventory slot
- Auto-cycle appraising during events
- Saves hours of manual clicking
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Step 4: Purchase the Ruinous Oath Rod
Once the bestiary shows:
- 100% Completion
- 100% Shiny
- 100% Sparkling
Return to Crimson Cavern and purchase the Ruinous Oath Rod from the podium.
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Ruinous Oath Rod Stats
- Perfect Catch → Guaranteed Mastered Mutation
- Mastered Mutation = 16x Value
- Excellent slashing passive
- One of the best rods for:
- Admin abuse
- Endgame grinding
- High-value aquarium fish
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Final Notes
If you can consistently perfect catch, this rod outperforms almost every other rod in the game. For players who struggle with perfect catch, consider pairing this with admin events or mutation baits for maximum efficiency.
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Good luck — and enjoy the glow.