Production-grade odds engine

Blooket calculator

Ice Monster PackOdds Calculator

Exact drop rates, Legendary & Chroma probabilities, and duplicate refund math for the Ice Monster Pack — before you spend a single token.

⚡ Real-time exact odds
📊 Based on real drop rates
🎯 No signup required

Default pack

Ice Monster

Effective cost

13.175 tokens

Last updated

May 3, 2026

The Ice Monster Pack is a full-time 25-token market pack with three obtainable chromas in the current lineup.

Target Pack

Ice Monster

500 tokens

Deterministic odds on the main thread, Monte Carlo runs off it.

02.5k5k slider max

Dupe refund

Uses the precomputed effective cost of 13.175 tokens.

Epic+ probability

64.2%

64

At least one Epic, Legendary, or Chroma.

Legendary probability

6.77%

7

Exact chance of at least one Legendary.

Chroma probability

2.96%

3

Uses the current community-referenced pack Chroma rate.

Estimated opens

20

Cost model

25.000 / box

Data freshness

2026-05-03

Full simulation

Runs 5,000 iterations in a web worker and returns only aggregated results.

Based on 18,240 simulations run today

What is the Ice Monster Pack?

Understanding the Ice Monster Blooket box before you spend.

Ice Monster includes four uncommons, two rares, one epic, one legendary, and three chromas. The pack has one of the widest top-end seasonal-style chase ladders in the shop.

Pack price

25 tokens

Avg sell-back

11.825 tokens

Epic+ per box

5.00%

Legendary floor

1 in 286

Currently available in the live discovery hub.
Duplicate sell-back average sits around 11.8 tokens.
11 blooks are indexed in this pack collection.
Ice Bat · Uncommon · 19.5%
Ice Bug · Uncommon · 19.5%
Ice Elemental · Uncommon · 19.5%
Rock Monster · Uncommon · 19.5%
Ding · Rare · 8.50%
Donk · Rare · 8.50%
Bush Monster · Epic · 4.50%
Yeti · Legendary · 0.35%
Ice Slime · Chroma · 0.08%
Frozen Fossil · Chroma · 0.05%
Ice Crab · Chroma · 0.02%

Drop rates table

Server-rendered odds for the Ice Monster Pack

These rates are rendered in HTML for crawlability and matched against the exact client calculator. Duplicate refund math uses the precomputed average sell-back value shown below.

RarityDrop rateApprox. oddsSell value
Uncommon78.0%1 in 15 tokens
Rare17.0%1 in 620 tokens
Epic4.50%1 in 2275 tokens
Legendary0.35%1 in 286200 tokens
Chroma0.15%1 in 667300 tokens
Avg duplicate sell-back100%Effective open cost: 13.17511.825 tokens
Source: iBlooket calculator + Blooket WikiUpdated: May 3, 2026Per 500 tokens at face price: 20 opens

FAQ

Common questions about Ice Monster odds

What are the odds of a Chroma in the Ice Monster Pack?

Using the current community-referenced Ice Monster Pack table, each box has a 0.15% Chroma rate. At 500 tokens with duplicate refunds off, the exact chance of at least one Chroma is 2.96%.

How does dupe refund work in this Ice Monster calculator?

The real-time calculator does not simulate endless duplicate loops. Instead, it uses a precomputed effective cost for the Ice Monster Pack. That effective cost is the pack price minus the exact average sell-back value from the current pack table, which keeps calculations instant while still reflecting duplicate refunds.

What are the odds of at least one Legendary from the Ice Monster Pack?

This calculator uses exact binomial math, not guesses. At 500 tokens with duplicate refunds off, the chance of at least one Legendary from the Ice Monster Pack is 6.77%.

Does this tool use simulation for the main odds?

No. The headline probabilities update with the exact formula P(at least 1 success) = 1 - (1 - p)^n. Full simulation only runs when you explicitly click the simulation button, and it runs off the main thread in a web worker.