mtg commander elf deck Elves Omnath lets you keep all of your unspent green mana Lathril, Blade of the Elves

Any instances of the ability already on the stack when you choose to copy a spell will have no effect

Otherwise, the best cards in the set are still available in the original Tales of Middle-earth Collector Booster

BSJ and you each agree that the arbitrator may not consolidate more than one persons claims and may not otherwise preside over any form of a representative or class proceeding, and that any dispute resolution proceedings will be conducted only on an individual basis and not in a class, consolidated or representative action

Squandered Resources, on the other hand, is just a sacrifice engine, though it can work well with these cards