Score 1 I would try to blow into the game slot to remove any dust that might be there, or take a look into the slot to check if there are any bent pins there, get a Spudger, or if you dont have one a flathead screwdriver and try to push them back into place
Blacker Lotus And of course, we have to end on the most iconic zero-cost card
While it is likely a rumor, theres the classic story of a player that tore up their copy of the card and let the pieces flutter to the battlefield, blowing up practically everything in play
Notably, if you cast Murder targeting your opponent's Mirrorwing Dragon, your creatures will each get a Murder, not your opponent's
Getting a nice bit of regenerate in the manabase is wonderful boardwipe insurance, and now that you can run Urzas Cave a land tutor effect, that puts a land into play