To start, you can pick up one of the many ready-to-play decks, which you just need to unbox, shuffle, and play
Importantly, Azula is still attacking during the end of combat step, when triggered abilities related to combat damage from cards like Nashi, Moon Sage's Scion and Buster Sword go off
Copying instants or sorceries like Eerie Interlude can be powerful, but imagine also winning every countermagic war by letting your opponents react to your counters, and then copying your first copy on the stack to stop anyone from trying to spoil your fun
Living Energy 0003_MTGDFT_CommFace: Saheeli, Radiant Creator 0002_MTGDFT_CommFace: Pia Nalaar, Chief Mechanic Check out the cards from Living Energy in the Aetherdrift Card Image Gallery (tokens and helper)
To put it mildly, he attracts a lot of attention, and is therefore routinely hated off the table