Typically, we see one-mana cantrips being played very often in Modern, Legacy, Historic, and really any format that has a solid density of them, because they're such good velocity tools for finding lands or action when needed
If the creature gets removed from the graveyard in response to activating the Unearth ability, the ability will still technically resolve, but the creature wont return to the battlefield
This Duskmourn: House of Horror Miracle Worker Commander Deck includes 1 deck of 100 Magic cards (98 nonfoil cards and 2 Traditional Foil Borderless Legendary cards), 10 Archenemy cards, a 2-card Collector Booster Sample Pack (contains 1 Traditional Foil or nonfoil alt-border card of rarity Rare or higher and 1 Traditional Foil Uncommon card), 10 double-sided tokens, 1 deck box (can hold 100 sleeved cards), 1 strategy insert, and 1 reference card
This is the card advantage Tribe Elder as opposed to a ramp card