Pokémon Japan Terastal Festival ex vs Super Electric Breaker booster box: which is worth opening?

Neither is worth opening at today's prices, but Terastal Festival ex comes closer: its cards are worth 52% of its price after selling costs, against 29% for Super Electric Breaker.

Prices from October 15, 2026, updated daily.

Side by side

Terastal Festival ex booster boxSuper Electric Breaker booster box
VerdictKeep it sealedKeep it sealed
Box price today$101€90$90€81
Cards inside, after selling costs$52€47$26€23
Cards ÷ price52%29%
Boxes that lose money86 of 100 boxes96 of 100 boxes
A typical box (median)$29€26$12€11
Rarest pullMaster Ball mirror: 34 of 100 boxesUltra Rare (UR, gold): 10 of 100 boxes
Packs10 packs of 10 cards30 packs of 5 cards
ReleasedDecember 6, 2024October 18, 2024

The two boxes

How we work this out

Both boxes are worked out the same way: today's card prices, selling costs taken off, and simulated boxes to see how often one loses money. Read the full method

Best Pokémon Japan boxes to open now