A set of cheap sleeves can protect valuable cards from most damage
For Amber, this is Never Land, Mermaid Lagoon and for the Emerald side of the deck it's De Vil Manor, Cruella's Estate
The Ruby Steel deck, on the other hand, is more about getting bigger characters down that can slow the aggro deck to a halt
Both she and the alternate commander, Celes, Rune Knight focus on milling cards to the graveyard and then reanimating creatures to fill your battlefield
He also sets up protection for less-played cards like Gustav the Giant Terror of the Kingdom or Dale Friend in Need, as well as the next character
Much of it was above my head, but I slowly began to figure things out