Commander is the most popular way to play Magic: The Gathering, so it makes sense that there are mechanics in the game that only work in multiplayer scenarios
will find itself in every Amber deck
The Greaves protect your most important creatures (typically your commander), the Plate does that but even stronger by giving your creature protection from colored spells (wow!), and Shadowspear not only ensures that your damage connects but also that you keep your life nice and padded as well
Did it get highlighted here today, or do you hate me forever
Flare of Fortitude Chief: This card does an amazing job protecting your permanents and your life total, which seems totally reasonable at four mana and absolutely cracked at the low cost of sacrificing a nontoken white creature
For example, a Base Set Charizard from 1999 in PSA 10 mint condition can sell for hundreds of thousands of dollars