mtg any number of cards named You Can Run This New Foundations Card! Cid, Timeless Artificer (0420) [FINAL

They are great cards that slot into a wide variety of decks

Buylist prices have adjusted a bit so I don't expect a return to $1, but dropping back into the $2-$3 range seems probable

If the spell resolves you'll merge the two creatures, putting one card on top of the other

I can mostly guarantee that with enough testing, it can become critical to older strategies like merfolk in formats like Modern and even Legacy

Removing First strike from a creature after damage has been assigned and dealt in the first combat damage step does not allow it to deal damage in the second combat damage step (unless it has double strike at the beginning of that step)