Replying to New Skis :)

Hey Guys:) My names Merlin, im 15 years old, and i am a good skier on the regular groom! I never been in a park, sometimes in powder, but i would like to start freestyle skiing, and i need a ski thats excellent in Park,groom, and can handle just a little bit powder ;) Im 110pounds and 1meter 70centimeters high! I ride the skis in Switzerland,.10minutes from my home away:) I check out some ski on different website and i use google a kot, these i like very much: Armada Ar 7 - it should be a great park ski,.but i dont know how he can handle a bit of powder? A stiff ski Rossignoll Scratch I dont know much about him- just he is stiff K2 Revival Should be a great Allmountainski! K2.Domain Should be a great park ski-but its soft, how can it handle.powder, and is.a.soft ski good? Other Suggestions? Völk Wall perhaps? And, can i buy a pre year model, theyre most a bit cheaper! Regreets from Switzerland;)! Merlin