Taking control of all nonland permanents temporarily is usually enough to at least kill one player, and if you have some cheeky effect like Sundial of the Infinite, you can keep all the cards you took control of, essentially ending the game on the spot
If you are in the early stages of building a deck, you may need to make serious revisions early on once flaws are revealed
The obvious way to win with Molten Duplication is using it to create a massive amount of copies of Dualcaster Mage that all have haste
The tutorial is necessary because there were far more kids who collected Pokmon cards than who actually knew how to play the Pokmon card game
Tune the Narrative Tune the Narrative is perfect
Additionally, when you deal combat damage to a player with one or more faeries you also get to goad one of their Creatures, forcing it to attack another player on their next combat step