If youre not sure what a mono artifact is, its the early card type for an artifact that needs to tap in order to use its ability
Then Shapeshifter turns itself back face-down on your upkeep and you can do it all over again, effectively locking your opponent from ever getting another untap step
As for how they play, each Final Fantasy Commander Deck has a unique construction and style that encourages a different style of play
Herigast, Erupting Nullkite Herigast, Erupting Nullkites static ability essentially turns all of your creatures into a mana investment for future bombs
Luckily, Laughing Jasper Flint is a relatively cheap commander, so casting it multiple times isnt an unreasonable ask
Its great because the twist is more card advantage and value, which makes the otherwise dull strategy more interactive and interesting