Pest Control

• WOTC Official Reminder Textofficial rules
  Cycling — Cycling [cost] (Pay [cost], discard this card: Draw a card.)

• WWizards of the Coast2024-04-12
  Official Ruling
  The mana value of a token that isn’t a copy of another object is 0. A token that is a copy of another object has the same mana cost as that object.
• WWizards of the Coast2024-04-12
  Official Ruling
  If the mana cost of a permanent includes , X is 0 for the purpose of determining its mana value.

Rulings via Scryfall