As part of the Seller Agreement you are contracted to adhere to, it is your responsibility to deliver the items contained within an order to the buyer and you waive your ability to win any disputes if the customer says the package did not arrive due to not having Delivery Confirmation or Tracking
Both replace themselves in your hand when they go to the graveyard, one more literally than the other
Rings of Brighthearth Rings of Brighthearth copies any activated ability by paying 2 mana, and you dont even need to tap it
Its not like how Aristocrats and Madness decks are able to grow out of sacrificial draw and looting spells
The Council of Four triggers off opponents drawing extra cards or double-spelling during their own turns, but you can also benefit from its abilities during your turn
The copy that conspire creates is created on the stack, so it's not "cast." Abilities that trigger when a player casts a spell won't trigger