Sparkling Wines - A Taster Case

No idea where to start?
Here are a few exiting and rare sparkling wines we suggest you try.

Zeni (Roberto). Trento Metodo Classico Riserva 'Maso Nero'
Col Sandago. Wildbacher Sparkling Brut Rose 
Majolini. Franciacorta Pas Dose 'Aligi Sassu'
The English Winemaker. The Ancestral Pink
Cosimi. Sangiovese Metodo Classico 'Le Mie Bollicine'
Col Sandago. Prosecco Superiore Brut - single vineyard 'Vigna del Cuc'