d20 twenty-sided die d4 four-sided die d6 six-sided die 2d6 two six-sided dice d8 eight-sided die d10\ ten-sided die d12 twelve-sided die d100 percentile dice
5 3 3 4 1 8 8 55



Multiple results for 1d20 + modifier ability checks, attack rolls, saving throws...
Normal Rolls #1 #2 #3 #4 #5 #6 #7 #8
Adv./Disadv. #1 #2 #3 #4
d20 ROLL 5 6 5 3 2 4 3 6
1d20-1 4 5 4 2 1 3 2 5
1d20+0 5 6 5 3 2 4 3 6
1d20+1 6 7 6 4 3 5 4 7
1d20+2 7 8 7 5 4 6 5 8
1d20+3 8 9 8 6 5 7 6 9
1d20+4 9 10 9 7 6 8 7 10
1d20+5 10 11 10 8 7 9 8 11
1d20+6 11 12 11 9 8 10 9 12
1d20+7 12 13 12 10 9 11 10 13
1d20+8 13 14 13 11 10 12 11 14
1d20+9 14 15 14 12 11 13 12 15
1d20+10 15 16 15 13 12 14 13 16
1d20+11 16 17 16 14 13 15 14 17
1d20+12 17 18 17 15 14 16 15 18
1d20+13 18 19 18 16 15 17 16 19
1d20+14 19 20 19 17 16 18 17 20
1d20+15 20 21 20 18 17 19 18 21
1d20+16 21 22 21 19 18 20 19 22
1d20+17 22 23 22 20 19 21 20 23
1d20+18 23 24 23 21 20 22 21 24
1d20+19 24 25 24 22 21 23 22 25
1d20+20 25 26 25 23 22 24 23 26

Damage or other effects...
  d4 d6 d8 d10 d12
1d# 3 4 4 2 3
2d# 5 5 6 12 8
3d# 9 9 14 22 20
4d# 12 12 22 31 29
5d# 15 16 27 32 33
6d# 18 18 29 35 45
7d# 21 24 30 44 52
8d# 25 27 37 46 54
9d# 27 32 40 49 62
10d# 31 36 45 57 73
11d# 35 37 53 66 74
12d# 37 39 57 76 83
13d# 38 41 61 80 87
14d# 42 43 62 89 96
15d# 46 49 63 97 99
16d# 48 55 65 100 102
17d# 50 61 73 104 107
18d# 51 65 76 109 108
19d# 53 68 79 118 116
20d# 54 70 81 122 126
21d# 56 71 85 130 128
22d# 60 74 92 139 131
23d# 64 77 96 141 136
24d# 65 82 98 145 147
26d# 70 89 113 162 162
27d# 73 95 121 169 172
28d# 76 100 128 177 181
29d# 79 104 133 187 190
30d# 80 107 136 193 193