Protecting your assets is vital in a hobby where card value can be significant
The name of the card is an allusion to the traditional Christmas carol called "Deck the Halls", as well as a meta-reference to "topdecking" which refers to playing a card on the same turn you draw it, often in a way to swing the game in your favor (which also provides its connection to the miracle keyword)
Youll want to ramp out basics via Rampant Growth and friends, so youll naturally avoid an artifact-heavy mana base, giving you access to disruptive tools like Collector Ouphe and Null Rod
With Phyrexian Altar in play, you can keep sacrificing and playing it to continually trigger enter the battlefield effects
Many faeries are also fliers, so flying matters themes can apply here, as Alela, Artful Provocateur shows off
Nope, it is often beneficial for you to craft cards that went to your graveyard rather than your permanents on the battlefield