If your opponent has 5 or more Prizes, search your deck for up to 3 basic Energy cards, show them to your opponent, and put them into your hand. Shuffle your deck afterward. If your opponent has exactly 2 Prizes, remove all damage counters from 1 of your Pokémon.
How much is Mystery Plate δ #136/144 worth?
Mystery Plate δ #136/144 is a Uncommon card from Skyridge (2003) — today it trades at roughly $6.46 ungraded. Across the 2 printings we track, copies run anywhere from $6.63 to $504.78 depending on the version you're holding.
Grading changes the math on this one: a PSA 10 is valued around $91.53, roughly 14.2x the raw price, while a PSA 9 sits near $22.00. 61 copies have been graded to date, and 48% of them came back a 10 — worth knowing before you pay grading fees.
These figures come from nightly market-data syncs verified against completed sales. Use the chart above to see the trend before you buy or sell.