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[B]One/three advantages (no obvious ones, be creative):[/B]
[LIST][*]1.Can pierce through Opponent's feet[*]2.Capable of passing through obstacles to reach the Opponent[*]3.Spikes can be extended[*][/LIST]
[B]One/three disadvantages (no obvious ones, be creative):[/B]
[LIST][*]1.They can burned by Fire Jutsus[*]2.Doujutsu users can track Chakra beneath them making them alert[*]3.Cannot reach Long Range[*][/LIST]
[B]How you would use it in battle:[/B]
To pierce the Opponent's feet so making it difficult for him to move
[B]How you would counter it:[/B]
Using Doujutsu or Fire Jutsu to burn the Spikes off.
[B]How you perform it (with as much detail as you can):[/B]
I start focusing my Doton Chakra under the ground where the Opponent stood. Then I start to manipulate the Shape of the Earth and starts to create a Few Spikes using Chakra Control. These Spikes started to grow outward the Earth and pierced through the Clone's feet. The Clone disappeared later.