Lau, Formless Vision

Flying
— Whenever you discard a card for the first time
each turn, if you discarded a land, put it in the battlefield tapped, if you discarded an artifact or enchantment, create a 2/4 blue enchantment butterfly token, if you discarded an instant or sorcery, you take an additional combat phase
this turn.
{ut}: Draw a card, discard a card. Activate only
when attacking.