Five mana is quite a lot for the effect, but being a colorless card is a huge boon here, and its not as expensive as it could be
Section 11 Summary Input: Vault of Whispers entering the battlefield Output: Lots of black mana Layer count: For each Clash of Realities on a new Mimic Vat, for each Guilty Conscience on Mimic Vat, for each Rite of Passage putting counters on Mimic Vat, for each Doubling Season on the Rite of Passage counters added to Mimic Vat, for each Rings of Brighthearth on Sinking Feeling's ability while it's attached to Mimic Vat, for each Rings of Brighthearth on Mimic Vat's ability, for each Clash of Realities on Vault of Whispers, for each Guilty Conscience on Vault of Whispers, for each Rite of Passage putting counters on Vault of Whispers, for each Doubling Season on the Rite of Passage counters added to Vault of Whispers, for each Rings of Brighthearth on Sinking Feeling's ability while it's attached to Vault of Whispers...11
From the XY Flashfire set.
Final Thoughts: A 1st Edition, But Not a Gem 1st Edition Machamp looks like a grail card but its mass distribution in starter decks means its more common than rare
Sitting at Sonic and drinking a cherry Limeade, we opened our box
Demonic Pact Demonic Pact sees some play in formats like Pioneer to get some card advantage, and you can blink it to avoid the downside, or even sacrifice it to a card like Beseech the Mirror
