The Mirror Breaker has fallen off in Modern and other competitive formats, but its still a favorite in Commander decks
Disdainful Stroke Disdainful Stroke often finds itself in the sideboard rather than the main deck, but its a fine card for control decks
Its very hard to be able to utilize the extra land drops, and a 1/2 for 3 otherwise is just awful
Bolt-Snap-Bolt is a classic play pattern thats desecrated many a board state and left players at -2 life, but Snapcaster Mage flashing back a Swords to Plowshares, Counterspell, or Cryptic Command are all powerful options as well
Meanwhile Red has access to a lot of targeted artifact hate - Manic Vandal, Ingot Chewer, and Oxidda Scrapmelter - and White has primarily access to the enchantment hate - Dawnbringer Cleric, War Priest of Thune, Wispmare
There is no particular order in which actions must be performed, and the same action can be used multiple times