Weebtreff at Pas, without Pas

When Weebtreff at Pas, without Pas enters
the battlefield, create 3 1/1 Weeb creature
Token

At the beginning of your end step
put a clock counter on this card.
When you have 3 counters on Weebtreff at the beginning of your upkeep, sacrifice this artifact
and create a 4/4 Pascal creature token