The Arena of Valor free to play hero rotation in EU server this week (12/26/2017 – 01/01/2018) features Diaochan, Slimz, Nakroth, Chaugnar, Taara, and Moren.
Diaochan
Diaochan: Hero Spotlight | Gameplay - Arena of Valor
Slimz
Slimz: Hero Spotlight | Gameplay - Arena of Valor
Nakroth
Nakroth: Hero Spotlight | Gameplay - Arena of Valor
Chaugnar
Chaugnar: Hero Spotlight | Gameplay - Arena of Valor
Taara
Taara: Hero Spotlight | Gameplay - Arena of Valor
Moren
Moren: Hero Spotlight | Gameplay - Arena of Valor