While buffing your big creatures isn't a major strategy in the Streets of New Capenna Riveteer Rampage commander deck, three new cards do signal a method of keeping your frontline strong in the late game
Here are the English 1st edition and Dutch 1st edition symbols (ignore the difference in edition and editie): SPOILER: Click to show 1280677 217 KB If we look at the 1 in the 1st edition symbol, we can see that the English one (at the back) is wider than the Dutch one (at the front)
Firebending, Waterbending, Airbending, and Earthbending are all incredibly flavorful calls to the show, considering that these are the four main powers/nations
Blastoise (Shadowless, Holo Rare) Base Set, 002/132 Notice the lack of shadow around the art box on this Blastoise card
It looks to win by steadily building Lore to 20 through efficient resource ramping and clever disruption
Most of these could have occured or originated from that era as well