All dragons 15 and all attacks bash unless noted otherwise. Here we go.....
1 Snap Dragon 1 < Crusader 7
2 Father Dragon 2 - Harmony Knight 7 won. Lost Gentle Knight 7
3 Winter Solstice Dragon 4 < Gentle Knight
4 Tanuki Dragon 7 < Gentle Knight
5 Pisces Dragon 8 < Gentle Knight
6 Stardust Dragon 11 < Afterlife 13. Lost Little Hero.
7 Hermes Dragon 10 < Afterlife
8 Guardian Angel Dragon 12 < Metal
9 Pride Dragon 13 < Little Hero
10 Visitor Dragon 14 < Dark One
11 Downpour Dragon 15 < Afterlife
12 Razorback Dragon 20 < Metal
13 Earth Dragon 17 < Dark One
14 Creation Dragon 18 < Forest
15 Ember Dragon 19 < Dark One
16 Bubble Gum Dragon 19 < Forest
17 Skeletal Knight Dragon 20 < Metal. One hit KO with bash.
18 Jaeger Dragon 20 < Dark One