A quick distinction, jump-start the mechanic has nothing to do with Magics Jumpstart product line
That can vary from group to group, especially if players have decks that interact heavily with lands and thus mass land destruction would level those strategies
Not only that, but you can add a loyalty to allow you to cast sorcery spells as though they had Flash until your next turn, and remove three loyalty to allow you to return an artifact, creature or enchantment to its owner's hand, before drawing a card
Youre not going to mill out opponents in Commander with this, but you could do worse if you feel like you can win with tempo/control in EDH
It can be Improvised in to circumvent the five generic and one blue casting cost, has ward four to stop anyone messing with it, and becomes bigger and unblo9ckable whenever an artifact enters the battlefield under your control
Adds: I've added more creatures that can be reanimated by Terra, Herald of Hope, along with two extra combats such as Fear of Missing Out which allows us to mill + reanimate more