![Probopass [Reverse Holo] #55 Pokémon card from Steam Siege](https://storage.googleapis.com/images.pricecharting.com/2b6f213603e225a9b2b3cdfcad294cb70650b0707a88ac97efa2386af63af7f2/240.jpg)
Probopass [Reverse Holo] 55/114
Steam Siege
Find this card on eBay
Click here for eBay listings Click here for eBay listings Show eBay Sold Listings Show eBay Sold Listings
Affiliate link · we may earn commission
Probopass [Reverse Holo] #55 from Steam Siege currently trades at $0.45 raw, with PSA 10 copies reaching $33.17 — a 73.7x grade premium. The card has moved up 12.5% over the past 30 days and up 9.8% over 90 days, suggesting sustained buying interest.
Current Prices (USD)
Ungraded
PSA 7
PSA 8
PSA 9
PSA 10
ACE 10
BGS 10 Black
CGC 10 Pristine
Compare on eBay
Affiliate link · we may earn commission
Raw Price Trend
7d
+0.0%
30d
+12.5%
90d
+9.8%
180d
+4.7%
1y
-71.0%
2y
-71.2%
5y
-64.0%
Quick price facts
Probopass [Reverse Holo] 55/114 from Steam Siege has a current raw market value of $0.45.
- Current raw value
- $0.45
- PSA 9 value
- $11.75
- PSA 10 value
- $33.17
- Raw value 30d
- +12.5%
Collector Intel
73.7x
Raw → PSA 10
High-risk grade
26.1x
Raw → PSA 9
Grade multiplier
+12.5%
30d Price Move
Rising
Steady
Price Stability
0.0% swing this week
Calculated from price history, PSA population data, and market trends. Not financial advice.
Grading Calculator
Based on PSA Standard tier (~$25 USD). Assumes a perfect PSA 10 result — actual outcome depends on card condition.
⚠️ High-variance grade. PSA 10 is 74x the raw price. The expected value accounts for the realistic probability.
$0
Buy Raw
~$25
Grading Fee
PSA Standard
$33
PSA 10 Value
+$8
Best Case (PSA 10)
if you pull a 10
Grade Multiples vs Raw
PSA 9$1226.1x raw
PSA 10$3373.7x raw