Sharp Edge Resin 31mm d20 Color:Goblin Treasure (Green) The tetrahedron is a terrifying

The tetrahedron is a terrifying caltrop that doesn't roll well

Numbered to use as a D12: each number 1-12 appears on five faces so it works just like any other D12

If all the half sums were the same the sum of each would be 105

The optimal result is that all the groups have the same sum

These dice are over 65% larger than standard d6s by volume

Sharp Edge Resin 31mm d20 Color:Goblin Treasure (Green) The tetrahedron is a terrifyingThis chonky beauty is over 1. 2" from face to opposite face (over 1. 5" from vertex to vertex), which is a bit smaller than a golf ball. It is an ideal size to have a big die feel without becoming impractical. This product is a single 31mm d20 in the color of your choice, nestled in an elegant case. It is hand poured resin so each one is unique. This d20 features my mathematically balanced numbering layout. The numbers are spread evenly across the