The best Dragon commander in MTG is The Ur-Dragon excels for classic tribal value, Tiamat offers precise tutoring and combo setup, and Miirym dominates with explosive board states
Because artifacts count as historic, each one you cast lets you draw a card, so you turn mana rocks, cheap baubles, and even legendary creatures into value plays
Being able to respond nimbly to threats is important in any game of Commander, and Endless Punishment does a decent job of including answers like Chaos Warp, Infernal Grasp, and Bedevil
Since the third entry in the series, players have been able to call upon powerful creatures for intense one-time attacks
Since dashing is still casting the spell just for a different cost, you still add the appropriate commander tax onto the cost that you pay when you dash based on how many times you already cast the commander
If you want to teach someone how to play Lorcana, or any TCG, you would want to replicate exactly what Gateway does