How to attack TH 8 in war base

How To Attack This Village



Trop Preparation :
10 Dragon (Level 3)

Spell :
2 Lightning Spell (Level 5)

1 Rage Spell (Level 4)

Castle Clan Request :
5 Ballon (Level 6)
Earthquake Spell (Level 2)

Video of Strategi
https://www.youtube.com/watch?v=p_YJzR_9_pw