Hankaka - gadon babban barawo wasa ne mai inganci mai daukar hankali wanda kuma yake kara wasu 'yan wasiku don kaifin basirar mai amfani kuma yanzu yana kan ragi na takaitaccen lokaci akan Mac App Store. Wasan ya haɓaka ne daga mahaliccin "Littafin Labarun da Ba a Rubuta Tarihi ba", don haka ya riga ya zama kyakkyawan tushe ga waɗancan masu amfani waɗanda suke son yin jujjuyawar ra'ayi a cikin tarihi kuma suna da halaye na yanayin zane mai ban sha'awa tare da Binciko, kaya, amfani da hada abubuwa, hirarraki, da ɗimbin abubuwa masu wuyar warwarewa don warware iyakar nishaɗi.
Wasan zai kai mu wurare daban-daban lokaci guda, tare da Paris ko Zurich suna cikin waɗanda suka fara bayyana a wurin. Hakanan zamu ga London a shekara ta 1964 kuma an yi cutscenes da gaske kasancewa muhimmin ɓangare na wasan. A cikin ɓangaren zane zamu iya cewa wasa ne da gaske yayi. 
Don haka idan kai mai son irin wannan wasan ne, to, kada ka rasa tayin wannan tunda ba mu bayyana game da lokacin da za a rage shi a cikin shagon aikace-aikacen Mac ba.Kafin ƙaddamar da sayen wannan wasan yana da kyau a gani mafi ƙarancin buƙatun da ake buƙata don kunna Raven da sauƙi, don haka mun bar su nan:
- OS: OS X Shafin Damisa 10.5.8, Damisar dusar ƙanƙara 10.6.3 ko mafi girma
- Mai sarrafawa: 2.0 GHz CPU
- 2 GB mafi ƙarancin RAM
- Goyan Bayanan NVIDIA GeForce 8 Series ko mafi kyau / ATI X1600 ko mafi kyau (Pixel Shader 3.0)