If you are able to use a selection of the cards that cheat things in with a range of threats that have a sufficient overlap with each other and the support you need to use then you can make a combo deck that is considerably more consistent than any thing else with a combo bent possible in singleton
This includes two preconstructed decks, designed to be played against each other as a way to learn the game
For aggressive decks that are always ready to attack, this is basically converting mana (the you need to activate Fire Nation Palace, plus tapping it) into thanks to firebending
The field is stacked with elite talent, including top finishers from Regional Championships, online qualifiers, and past Pro Tours
The biggest thing to remember about this deck is that it's highly linear
Angels can snowball very quickly, especially once you have an established battlefield