Marvo, Deep Operative
Murders at Karlov Manor Commander — Mythic
Legendary Creature — Octopus Rogue
Sets Marvo, Deep Operative has been printed in:

Murders at Karlov Manor Commander — Mythic
Legendary Creature — Octopus Rogue
Sets Marvo, Deep Operative has been printed in:

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Creature — Astartes Wizard (3/4)
Veil of Time — Whenever Epistolary Librarian attacks, you may cast a spell with mana value X or less from your hand without paying its mana cost, where X is the number of attacking creatures.
Legendary Creature — Human Samurai (3/3)
Whenever Tetsuo, Imperial Champion attacks, if it's equipped, choose one —
• Tetsuo deals damage equal to the highest mana value among Equipment attached to it to any target.
• You may cast an instant or sorcery spell from your hand with mana value less than or equal to the highest mana value among Equipment attached to Tetsuo without paying its mana cost.
Legendary Creature — Time Lord Doctor (3/6)
Whenever The Seventh Doctor attacks, choose a card in your hand. Defending player guesses whether that card's mana value is greater than the number of artifacts you control. If they guessed wrong, you may cast it without paying its mana cost. If you don't cast a spell this way, investigate. (Create a Clue token. It's an artifact with ", Sacrifice this artifact: Draw a card.")
Sorcery
This spell costs less to cast for each creature in your party. (Your party consists of up to one each of Cleric, Rogue, Warrior, and Wizard.)
Search your library for a card, put it into your hand, then shuffle. If you have a full party, you may cast a spell with mana value 4 or less from your hand without paying its mana cost.
Legendary Creature — Merfolk Noble (4/5)
Vigilance, ward
Whenever you cast a Kraken, Leviathan, Octopus, or Serpent spell from your hand, look at the top X cards of your library, where X is that spell's mana value. You may cast a spell with mana value less than X from among them without paying its mana cost. Put the rest on the bottom of your library in a random order.
Sorcery
Draw cards equal to the greatest power among creatures you control.
You may cast a spell with mana value 5 or less from your hand without paying its mana cost.
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