Xanathar, Eye of Wealth

When Xanathar, eye of wealth enters the battlefeild, create 4 colorless tresure artifact
tokens with {t}, sacrifice this artifact: add one
mana of any color to your mana pool.
Whenever you sacrifice a tresure, choose one:
-Draw up to 2 cards, then discard that many
cards.
-Add an additional mana of the chosen color to
your mana pool.