Ephemerate - Strixhaven Mystical Archive (STA) Instant Even the oldest treefolk was

Even the oldest treefolk was but an acorn when Lorwyn's first mysteries were born

and "Whenever this creature deals combat damage to a creature

each opponent loses X life and you scry X

where X is the greatest power among creatures you control

Metalcraft — Galvanic Blast deals 4 damage instead if you control three or more artifacts

Ephemerate - Strixhaven Mystical Archive (STA) Instant Even the oldest treefolk wasExile target creature you control, then return it to the battlefield under its owner's control. Rebound (If you cast this spell from your hand, exile it as it resolves. At the beginning of your next upkeep, you may cast this card from exile without paying its mana cost.)