Ryushi and Guxarsha

Flying
Ward {4}
Whenever an opponent draws a card outside of their draw step, they may pay {1}. If they don't, create a treasure token.
When this creature attacks, destroy any number of treasure tokens you control. This creature gets +1/+1 for each treasure destroyed this way until end of tun. If you destroyed 5 or more treasure tokens this way, this creature also gets Trample until end of turn.