- Card Name
- The Fourth Protocol
- Current Price
- $25.01
- Set
- Commodore 64
- Game
- Union Arena
- Rarity
- n/a
- Era
- Modern
- Type
- normal
- Last Updated
- May 13, 2026
Raw & Graded Price Snapshot
| Condition / Grade | Price | 7d | 30d | Recent Sales |
|---|---|---|---|---|
| Raw / Ungraded | $25.01 | N/A | N/A | N/A |
Marketplace Price Comparison
| Source | Price | Basis | Action |
|---|---|---|---|
| Guardian Estimate | $25.01 | Blended market value | View price history |
Sources tracked: pricecharting.
How Guardian Calculates This Price
Guardian combines marketplace prices, recent sold listings, graded-card estimates, and cross-market checks into one daily card value. We separate raw and graded prices where data is available, ignore obvious outliers, and update card pages as new market data arrives.
Track, Grade, or Sell This Card
- Add this card to your collection to track value over time.
- Check grading ROI before submitting to PSA, BGS, or CGC.
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- Scan another card for instant identification and pricing.
Track The Fourth Protocol price trends, view grading values, and get market alerts on Guardian TCG. Updated daily with data from multiple sources.
More Cards from Commodore 64
- Commodore SX-64 — $1020.84
- Raid On Bungeling Bay — $600.00
- Aliens: The Computer Game [Cassette Version] — $463.20
- Commodore 1702 Monitor — $399.50
Hard 'n' Heavy — $397.02- Ulysses and the Golden Fleece — $312.27
- Metal Gear — $310.84
- Great Giana Sisters — $300.00
Rally Speedway — $264.99- Stormlord II: Deliverance [Cassette] — $222.72
Cards in Similar Price Range
Union Arena cards priced near $25.01:
- Re:ZERO: The Prophecy of the Throne [Day One Edition] (Playstation 4) — $25.01
- Action Point Card (AP01) (SOLO LEVELING) (Union Arena Promotion Cards) — $25.01
- Eve Burst Error Plus (JP Playstation 2) — $25.01
- Switch 2 AC Adapter (Nintendo Switch 2) — $25.01
- Super Widget (Super Nintendo) — $25.01
- Brotherhood United (Playstation Vita) — $25.01
- Endocrisis (PAL Playstation 4) — $25.01
- World's End Club Deluxe Edition (Nintendo Switch) — $25.01
Related Pages
- The Fourth Protocol Price Chart & History
- Cards Similar to The Fourth Protocol
- The Fourth Protocol Investment Analysis
- The Fourth Protocol Condition Prices (LP/MP/HP)
- Commodore 64 Set Price Guide
- Union Arena Hub
- Union Arena Price Guide
- n/a Union Arena Cards
- Most Expensive Union Arena Cards
- Best Cards Under $25
- Union Arena Market Movers Today
- Scan Your Cards
- AI Card Grading
- Grading ROI Calculator
- Card Value Checker
- Where to Sell Union Arena Cards
Frequently Asked Questions
How much is The Fourth Protocol from Commodore 64 worth?
The Fourth Protocol from Commodore 64 is currently worth $25.01 in 2026. Prices are updated daily from multiple sources.
What is The Fourth Protocol n/a worth?
The n/a version of The Fourth Protocol from Commodore 64 is worth $25.01. n/a cards are among the most collectible pulls in the set.
How rare is The Fourth Protocol in Commodore 64?
The Fourth Protocol is a n/a card from the Commodore 64 set in Union Arena.
Where can I buy The Fourth Protocol?
You can compare prices and buy The Fourth Protocol on TCGPlayer, eBay, and CardMarket. Guardian TCG tracks live prices from all three sources — current Guardian Estimate: $25.01.
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How much is The Fourth Protocol from Commodore 64 worth?
The Fourth Protocol from Commodore 64 is currently worth $25.01 in 2026. Prices are updated daily from multiple sources.
What is The Fourth Protocol n/a worth?
The n/a version of The Fourth Protocol from Commodore 64 is worth $25.01. n/a cards are among the most collectible pulls in the set.
How rare is The Fourth Protocol in Commodore 64?
The Fourth Protocol is a n/a card from the Commodore 64 set in Union Arena.
Where can I buy The Fourth Protocol?
You can compare prices and buy The Fourth Protocol on TCGPlayer, eBay, and CardMarket. Guardian TCG tracks live prices from all three sources — current Guardian Estimate: $25.01.