It's all well going card-for-card with your opponent if all you're looking to do is keep them from doing anything, but to win the game, you have to get ahead
In an Arixmethes, Slumbering Isle deck, a ramp spell that you can cast on turns 1-2 would mean you can cast your commander on turn 3, making 1-2cmc ramp is far more valuable than 3+cmc ramp
But obviously, plenty of people hold the opposite view, and you could easily argue that a minority of players behaving badly should not spoil things for everyone else
Im out here sending my friends as many spare ex cards as I can
This card manages to retain much more of its value even if not in perfect condition, with a near mint copy of the card netting 780
Glissa commonly leads saga decks that use the third mode to reset cards like The Cruelty of Gix and Binding the Old Gods