Increasing Savagery [Duel Decks: Mind vs. Might] Zendikar Promos but the wardens of Athreos

but the wardens of Athreos ensure that only the dead pass

Set: Commander 2017 Type: Artifact Rarity: Rare Cost: {3} You may pay {W}{U}{B}{R}{G} rather than pay the mana cost for spells that you cast

Set: Ixalan Prerelease Promos Type: Legendary Planeswalker — Vraska Rarity: Mythic Cost: {4}{B}{G} +2: Create a 2/2 black Pirate creature token with menace

*Measure for Measure*

{T}: Add {U} or {R}

Increasing Savagery [Duel Decks: Mind vs. Might] Zendikar Promos but the wardens of AthreosSet: Duel Decks: Mind vs. Might Type: Sorcery Rarity: Rare Cost: {2}{G}{G} Put five +1 +1 counters on target creature. If this spell was cast from a graveyard, put ten +1 +1 counters on that creature instead. Flashback {5}{G}{G} (You may cast this card from your graveyard for its flashback cost. Then exile it.)