Orange - Approved for Use with Dungeon Crawl Classics 14 Unusual Dice Set 14 dice set for Dungeon Crawl Classics. Includes the following dice D3, D4, D5, D6, D7, D8, D10, D%10, D12, D14, D16, D20, D24 and D30 All dice are between 0.75 and 1 inch in diameter. All dice were chi squared tested for rolling equal probabilities. The D4 is specially designed to show the numbers on the top of the die. D7 has numbers on the edges to be 7 sided yet fair. The D7 is a special design with an odd number of sides so the numbers are engraved on the edges to show properly when rolled.