Momo, Creation Hero

When Momo, Creation Hero enters the battlefield, search your library for up to one
artifact with converted mana cost of four or less,
put it into your hand, then shuffle your library.
{t}{1}{r}: Create a red Doll artifact token with
"{t}: Sacrifice this artifact: It deals 1 damage to
target creature."
"We must devote ourselves wholeheartedly."