mtg cards like eternal witness [286] [Commander Masters] [Foil] – Face to Face Games Gaea needs no book to record every act. MtG Fifth Dawn Uncommon Eternal

You just want a creature that works thematically or mechanically with the creature type you want to build around

When you factor in the addition of more and more relevant flash cards, with Reprieve and Cathar Commando headlining recent printings, theres a lot to like here

Its a great artifact thats used in basically any control or midrange Commander deck

You can also make Jenova itself into a game-winning threat by equipping/buffing it, where it just does an Innkeeper's Talent impression rather than sac and draw sequences

Solumn Simulacrum Of the cards in this Foundations list, this one might see the least playbut its still really good