In other words, it's all gravy
Prior to the second and third games, youre allowed to add cards to your deck from your sideboard as long as you remove the same amount of cards from your deck, in order to adapt to your opponents strategies
You may remember in my first article of weird Yu-Gi-Oh cards, I brought this card when I mentioned Self-Destruct Button
You get some quick land ramp and removal if you need it with this card
Elesh Norn, Mother of Machines This five-drop 4/7 legendary dork has vigilance, which is better in multiplayer since you can swing at the open player without opening yourself up to multiple counter attacks from everyone
At first that may sound complicated, but as you get used to using it in practice it will become second nature