What is the next level up from this "hunting" gun.?

i have had a 22 rifle much like this one--> a href="http://www.google.com/imgres?imgurl=http://www.impactguns.com/store/media/ruger/ruger_1022rb.jpg&imgrefurl=http://www.impactguns.com/store/736676011032.html&usg=__PA9-3dgakR5_xMMyECiGdOFFDNo=&h=300&w=590&sz=36&hl=en&start=0&zoom=1&tbnid=WxYXppR4cJ-pVM:&tbnh=81&tbnw=159&ei=cCxDTd3-BYHQgAe5ru3NAQ&prev=/images%3Fq%3D22%2Brifle%26hl%3Den%26gbv%3D2%26biw%3D1003%26bih%3D567%26tbs%3Disch:1&itbs=1&iact=hc&vpx=421&vpy=124&dur=219&hovh=160&hovw=315&tx=143&ty=84&oei=cCxDTd3-BYHQgAe5ru3NAQ&esq=1&page=1&ndsp=15&ved=1t:429,r:2,s:0................................................My" rel="nofollow"http://www.google.com/imgres?imgurl=http…/a question is..what hunting gun would be 1 or 2 levels stronger than this?