Mayaels Aria The only alternate win-condition on the list, Mayael's Aria lets you snowball in value if your biggest creatures go unchallenged
This card may not be the strongest choice for an elf commander, but it can fit well into the type-focused build
The problem with many of these spells in Commander are the aforementioned increase in both player count and life totals, which drastically cuts the damage-to-life ratio
Also, and this is the main bit, you can exile it and the parts of Vecna to create an 8/8 Legendary Black Zombie God token with indestructible
Unfortunately you basically have to spend money if you want to collect rare, mythic rare, or masterpiece cards
Ursula allows you to discard a non-character card of your choice from your opponent's hand every time she quests, which is an incredibly powerful effect that, unlike similar abilities, can be repeated multiple turns