Thunderkin Awakener [Core Set 2020] SPA Rondador de Urborg the dark was content to

the dark was content to wait

it enters the battlefield with three additional time counters on it

Set: Modern Masters Type: Artifact Uncommon Cost: {1} {T}: Target player exiles a card from their graveyard

counter target instant or sorcery spell

Then that player loses all unspent mana and you add the mana lost this way

Thunderkin Awakener [Core Set 2020] SPA Rondador de Urborg the dark was content toSet: Core Set 2020 Type: Creature Elemental Shaman Rarity: Rare Cost: {1}{R} Haste Whenever Thunderkin Awakener attacks, choose target Elemental creature card in your graveyard with toughness less than Thunderkin Awakener's toughness. Return that card to the battlefield tapped and attacking. Sacrifice it at the beginning of the next end step.