Its all about counters, meaning you can buff your creatures, deal damage, and proliferate
are built around what element of monsters you are using within your deck
Its also a format where your commander dictates what colors you can put in your deck, and because of this, the allure of colorless Commanders remains ever-present
Platinum Angel can be a hindrance for opponents while running your 5-color deck because they cant win the game and you cant lose the game
Assuming, of course, your opponents didnt respond to it with a removal spell
Most important to us today is the Support role, where your job is largely to help insure one of your teams biggest damage dealers stays alive and can carry the team to victory