Open a loot box
Games do not give every drop the same chance, and neither does this wheel. Common takes more than half the circle, legendary a sliver you can barely see. Press SPIN! and see what you get:
The odds are 60 : 25 : 10 : 4 : 1 – so legendary lands on one spin in a hundred. The colours are the ones games have taught everybody to read: grey, green, blue, purple, orange.
What to spin it for
- Tabletop games: roll the rarity of the treasure, then pick the item.
- Game masters building a loot table before a session.
- Game design: a feel for what one in a hundred actually looks like.
- Streams and videos, as an opening ceremony with real odds.
- Probability lessons – open a hundred boxes and count the legendaries.
Your own odds
The weight at the end of each line is the chance. Change it and the wheel changes with it – a generous box is Legendary|x5, a brutal one Legendary|x1 against a common of 200:
Add tiers of your own – mythic, cursed, junk – with a colour and a weight:
A hundred boxes
Past winners keeps every spin, so you can count what a hundred boxes really gave you. It is the cheapest lesson in probability there is: