mtg cards like eternal witness [286] [Commander Masters] [Foil] – Face to Face Games you may return target card from your graveyard to your hand. MtG Fifth Dawn Uncommon Eternal

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

Id consider it non-canon from a perspective of cards that are printed, but I think we can agree that its canon if anybody wants to consider it so for the convenience of entertainment

2 - Selfless Safewright (Showcase Fracture Foil) - From $298 TCGPlayer marks the current market value of Selfless Safewright in Showcase Fracture Foil at $298, but its been sold for less already

Spirits and other arcane spells are the best payoffs here

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