Theodora Device

Whenever a card comes into play from exile, you
may deal 1 damage to any target. This ability triggers once per turn.

Magecraft — Whenever you cast or copy an instant or sorcery, create a Junk token.
(It’s an artifact with "{t}Sacrifice this artifact: Exile the top card of your library. You may play that card this turn. Activate only as a sorcery")