1-3: 1d8 + 1d3 4-6: 1d10 + 1d4 7-10: 1d12 + 1d6 11-13: 3d8 14-17: 1d20 18-20: 1d20 + 1d10 + 1d6 21 +: 1d20 + 1d12 + 1d8; +1d6 for every 2 additional speed yerk-elf
