You wont make many friends if you cast an Armageddon, since not only are you denying players resources, something no one likes, but youll likely be dragging the game out for a long, long time while players try to rebuild their board.
This works specifically, whenever you cast instants or spells on a creature you control, allowing you to exile the card after resolving it, instead of putting it in your graveyard to then be put back into your hand on the next end step
It seems that there are apps currently available that can be extremely useful and helpful when it comes to tracking your game, building your deck, organizing your collection, searching for cards, and much, much more
Leather Storage Box: 1 type, 1 piece included
This is one of the only times Id say put Yuriko in the 99, not the Command Zone
By the way, BGU mana cost is also quite fitting (at least for me), possibly representing Sin's connections to oceans (blue), death (black), and the natural cycle it's strangely bound to (green)