Osseous Sticktwister is a uncommon Artifact Creature — Scarecrow card from The List (PLST), collector number DSK-112.
Lifelink Delirium — At the beginning of your end step, if there are four or more card types among cards in your graveyard, each opponent may sacrifice a nonland permanent of their choice or discard a card. Then this creature deals damage equal to its power to each opponent who didn't sacrifice a permanent or discard a card this way.