Titania, Voice of Gaea & Titania, Gaea Incarnate Like a Yu-Gi-Oh
Circulated freely in booster packs, most official tokens are common - but tokens are distributed in accordance with the frequency of cards that make them
Turn one, Ruin Crab, turn two, Persistent Petitioners, turn three, you can play one more advisor and another crab, and then turn four you get two more Petitioners
I'll admit I was skeptical when Tom first pitched the idea, but I'm a big advocate of playing with things before we judge them
(The copy becomes a token.) A resolving copy of a permanent spell becomes a token, so the token isn't "created." Effects that care about a token being created won't interact with a token that enters the battlefield because the triggered ability copied a permanent spell