Averna, the Chaos Bloom

Avernay, il Germoglio del Caos (Averna, the Chaos Bloom) (it)

Legendary Creature - Elemental Shaman | Power/Toughness: 4 / 2 (CMC 3)
As you cascade, you may put a land card from among the exiled cards onto the battlefield tapped. (Do this after the last card is exiled but before deciding whether to cast a nonland card.)