The Point, Drunken Oasis

{t}, Add {c} to your mana pool.
{t}, Add one mana of any color to your mana pool. Activate this ability only if one or
more players controls a commander.
Whenever a player casts their commander,
each opponent creates a drink token. (It's
an artifact with {t}, Sacrifice this artifact:
Draw a card. Then discard a card.)