I want the Medusa to be very scary and fierce, with penetrating gaze

I want the Medusa to be very scary and fierce, with penetrating gaze, green and spitting venom from her snakes and behind her a phoenix, showing how it is reborn from its ashes and with its soul very extended and with fire wings and let both beings have a shine that their brightness is noticeable, let's say the Medusa's green and the phoenix's firelight yellow.On the contrary, the giant phoenix and the medusa should appear very large and with a bold pose., that the phoenix behind her is more noticeable and with fire wings, that the fire is very noticeable