Each creature with base power of one increases Zinnia's power , so generating a lot of tokens can turn your commander into a game-ending threat
It also works incredibly well with any commanders that exile creatures to power their abilities, such as Brenard, Ginger Sculptor and Myrkul, Lord of Bones
Destroying your opponents sites can set them back on mana
Baseline, its a funny mana dork that burns your opponents as you cast spells, but it often leads decks that blur the line between group hug and group slug with cards like Mana Flare and Belbe, Corrupted Observer that generate more mana than your opponents can (hopefully) spend
Here are two sample decks that show off what a complete Dralnu deck can look like
[[The Water Crystal]] is last for me