Sure you won't always hit cards of mana value 6 or better, but it's a pretty good mana sink
White has great token generation but it has little in the way of sac outlets or payoff for doing so
Banlists and restriction lists are fairly common in most TCGs and CCGs as a way to balance out the meta by removing problematic cards that make the rest of the competitive scene extremely unfair
The game plan is simple: we want a bunch of repeatable ways to make, specifically, creature tokens
Simply pay before the destruction spell resolves to regenerate it
If you just have to play Ardoz because you're a hipster, use these: Warstorm Surge, Terror of the Peaks, Purphoros, Bronze-Blooded, Chandra, Flamecaller, Determined Iteration