Dreadhorde Arcanist - [Foil, Retro Frame] Time Spiral Remastered (TSR) TSR Menace Whenever an opponent sacrifices

Menace Whenever an opponent sacrifices a nontoken permanent or discards a permanent card

Azorius emissary

Equipped creature gets +2/+0 and has vigilance

instead each opponent loses 6 life unless they discard two cards

After lightning struck the cliffs

Dreadhorde Arcanist - [Foil, Retro Frame] Time Spiral Remastered (TSR) TSR Menace Whenever an opponent sacrificesTrample Whenever Dreadhorde Arcanist attacks, you may cast target instant or sorcery card with mana value less than or equal to Dreadhorde Arcanist's power from your graveyard without paying its mana cost. If that spell would be put into your graveyard this turn, exile it instead.