I think this is a great intersection of the two cards, and Im glad design decided to lean into the Gitrog aspect, particularly the lands and sacrifice aspects
Outside of these environments, Urza can still be quite good, as he generates 2 bodies for 4 mana, provides a mana sink with a powerful payoff when needed, and can even turn things like Equipment and Sapphire Medallions into tools to race ahead of your opponents while still employing their inherent value
Legacy has gotten so fast that threshold decks have been reduced to playing only Nimble Mongoose and Werebear, but originally there was a third creature in that group
In human typal decks, youll want cards like Champion of the Parish and Thalia's Lieutenant
The key feature of Tinybones, Bauble Burglar is that it's a cheap commander, meaning you can get it out early and then start the engine going when your opponents discard cards