You basically need multiple lander sources, a Command Bridge, and hopefully a shockland
A big key to the Angel's success or failure is whether it can win fights against its most natural enemies, which leaves it coming up a little short these days due to a wealth of 4/4s both on the ground and in the air but in an era full of bears few combats were a problem
This Tarkir: Dragonstorm Abzan Armor Commander Deck includes 1 White-Black-Green deck of 100 Magic cards (98 nonfoil cards and 2 Traditional Foil Borderless Legendary cards), a 2-card Collector Booster Sample Pack (contains 1 Traditional Foil or nonfoil alt-border card of rarity Rare or higher and 1 Traditional Foil Uncommon card), 10 double-sided tokens, 1 deck box (can hold 100 sleeved cards), 1 strategy insert, and 1 reference card.
Finally, and quite notably, Rydia is very fragile, having only two toughness and no defensive keywords
Zimone, Paradox Sculptor Zimone, Paradox Sculptor can be a very strong card in EDH counters decks, either as a Simic commander or in the 99