There's a source material card for every episode of Avatar: The Last Airbender, totalling 61 cards in the set
Temur Battlecrier You could play a 3-mana rock, but if you can fix your mana into a Temur Battlecrier, this orc ranger can be leaps and bounds better than a rock
Notably, the triggered ability doesn't give you any additional main phases
Even once it died down, every few months I'd be asked if the card was still in the file
You need to know the matchup or have a good read/Peek style information to sensibly make that kind of call but it is a nice easy win when you get it right
With great card draw and aggro both in the command zone, and enough little creatures to get said commander out early with Convoke, it's fairly easy to start some life totals rapidly declining while also drawing significant portions of your deck to keep the whole thing going through a possible board wipe