Generally for this sort of effect and role, I think you really need to be a 4CMC or less so you can get it in on turn three in your grindy matches, or get it on turn four with added protection
4 Tiamat Tiamat is a powerful five-color Commander, but theyre probably not the best Dragon Commander out there
Trust me, theres nothing quite like your first turn slamming a hoard of dragons onto the table
Many in the early community thought there could be space for a sixth, hidden rarity
Below are the best cards to make this meta-defining deck work, of which most can be found in Genetic Apex Pikachu packs for Pikachu EX and Zapdos EX
Thankfully, if youre after a cheaper variant of Zo-Zu, there are plenty of lower-quality examples available