In Too Deep — New Capenna Commander Promos #27p

Split second (As long as this spell is on the stack, players can't cast spells or activate abilities that aren't mana abilities.)

Enchant creature, planeswalker, or Clue

Enchanted permanent is a colorless Clue artifact with ", Sacrifice this artifact: Draw a card" and loses all other abilities. (It's no longer a creature or planeswalker.)