Expected Value Calculator
Southern Islands
Should you open or keep sealed? Based on current market prices for 18 of 18 cards in the set.
Pack EV
$35.21
Per booster pack
Box EV
$1,267.53
+1167.5% ROI vs $100 retail
Box Cost
$100.00
36 packs per box
Positive EV — Worth Opening
On average, opening a box returns $1,167.53 more than the box costs. Individual results vary based on pull luck.
EV by Rarity
| Rarity | Cards | Avg Price | Pull Rate | EV / Pack |
|---|---|---|---|---|
| Common | 18 | $70.42 | 50.0% | $35.21 |
Set Completion Cost
Total Cost
$1,267.53
18 of 18 cards priced
Avg per Card
$70.42
Most Expensive
$455.00
Mew
| Rarity | Cards | Total Cost |
|---|---|---|
| Unknown | 18 | $1,267.53 |
Most Expensive Cards
Unknown
Mew
$455.00
Unknown
Slowking
$160.00
Unknown
Marill
$79.99
Unknown
Togepi
$70.00
Unknown
Wartortle
$52.33