You can scale how much mana you want to dump into it, or how many cards you want to exile, depending on your opponents open mana
Let's journey back to Wilds of Eldraine , source of the once multi-format all-star Up the Beanstalk
Having Galadriel as the commander makes perfect sense, and the fact that there are so many lieutenants also feels flavorful because it plays into a large council idea that fits Tolkiens elves really well
Layer on the abilities of Hardened Scales and Ozolith, the Shattered Spire to turn any creatures or Vehicles you cast into sizable threats
Clement allows you to ramp into big spells early, often taking over the game while bouncing your early creatures back to hand allowing them to be re-used later in the game
Morophons also essential to our game-ending combo, and should be protected if at all possible