One Piece Set Guides
OP12 Legacy of the Master: One Piece TCG Set Guide (2026)
OP12 Legacy of the Master is one of the tracked One Piece sets in Haki TCG. This page turns raw set data into a repeatable collector workflow.
OP12 quick snapshot
Legacy of the Master is best approached as a structured set, not a random card list. The goal is to know where depth exists before you spend time sorting duplicates or chasing upgrades.
- OP12 has 149 indexed cards in Haki TCG.
- Release date: August 22, 2025.
- Set type: Booster.
- Most frequent rarity in this data: C (84 cards, 56%).
What matters first for collectors
Start with role coverage and rarity distribution. Build confidence on identity first, then move to pricing and trade decisions.
- Leaders: 12
- Characters: 114
- Events: 22
- Stages: 1
- Most common color: Green (29 cards)
How to use this inside Haki TCG
Use scanner for intake speed, then verify print and rarity in search before updating your collection. This prevents mismatched entries and keeps value tracking reliable.
- Scan raw pulls in batches with consistent lighting.
- Cross-check this set on /sets/op12-legacy-of-the-master before finalizing entries.
- Lock card identity first, then evaluate market value context.
Top cards to review in this set
Frequently asked questions
How many cards are in OP12 Legacy of the Master?
This resource currently indexes 149 cards for OP12 in Haki TCG data.
What is the best first step for OP12 collectors?
Start by confirming card identity and rarity accuracy, then track quantity/condition before making any value decisions.
Where should I verify cards from OP12?
Use the set page at /sets/op12-legacy-of-the-master plus card detail pages to confirm print-specific information.
Use this with Haki TCG
Open this set in the cards database, validate card identity, then update your collection before checking market value context.
Your One Piece cards are waiting to be discovered.
Instant card identification with market-leading accuracy — plus a built-in deck builder.
