In practice, the best Angel commanders in MTG usually give you one clear engine (ramp, protection, or lifegain payoff), and doubling up commanders tends to dilute that plan instead of strengthening it
Shield counters don't prevent players from sacrificing creatures
Dealing damage to a player for each card in their hand is occasionally quite good and decks that want this effect, like Neheb, the Eternal or any deck wanting to double damage will benefit from this way more than a Mill deck benefits from Sword of Body and Mind
I assume it's the last badge he received (in this case, Cascade) because it changes in a few images
Limited selection (perhaps 500-1,000 graded Pokmon card listings at any time, heavily skewed toward modern cards)
You can use cards like Deadly Tempest and Rakdos Charm to close things out once youre up on life