The great dragon

{10}{r}{r}{r}{r}{r}{r}{r}{r}{r}{r}{r}{r}{r}{r}{r}
{r}{r}{r}{b}{b}{b}{b}{b}{b}{b}{b}{b}{b}{b}{b}{b}
{b}{b}{b}{b}{b}{b}{b}{b}{b}{b}{b}{b}{t} Role a d20 die,
1–20 you win

{10}{b}{b}{b}{b}{b}{b}{b}{r}{r}{r}{r}{r}{r}{r}{r}{r}{r}{t}reset the game