It just doesnt feel like Lulu
But Loam does stand a head above the rest in terms of versatility and utility across different archetypes, not least because its the easiest to get back into your graveyard each turn without a discard or sacrifice outlet
Think of a commander like Feather, the Redeemed, who turns one-cent combat tricks into a powerhouse of repeatable card advantage
Draw two cards unless target opponent sacrifices a creature, or something like that
Even if you cast it for X=0, youre sweeping away an opponents cheerios and artifact/enchantment tokens
(They cant be blocked, targeted, or dealt damage by Rats.) At the beginning of your end step, target opponent creates a 1/1 black Rat creature token with deathtouch