Unfortunately, Skeleton Crew's activated ability won't cause its triggered ability to trigger, since it's not on the battlefield to see itself leave the graveyard
Some of these lifegain cards arent just one-trick ponies
For three mana, Fraying Sanity is a Blue Curse that reads, At the beginning of each end step, enchanted player mills X cards, where X is the number of cards put into their graveyard from anywhere this turn. As above, thats great if youre in mill, but kind of rubbish otherwise
Is it worth it to build a generic commander
There are many options introduced in future sets that have weakened the best cards in this deck
Kuja, Genome Sorcerer // Trance Kuja, Fate Defied Rarity: Rare TYPE: Legendary Creature // Legendary Creature SUBTYPE: Human Mutant Wizard // Avatar Wizard CMC: 4 Mana cost: USD: $4.72 EUR: 3.64 TIX: 0.02 EDHREC RANK: 3296 (3/4) At the beginning of your end step, create a tapped 0/1 black Wizard creature token with "Whenever you cast a noncreature spell, this token deals 1 damage to each opponent." Then if you control four or more Wizards, transform Kuja