the front side of The Tenth Doctor
the back of a classic MtG card
the front side of Mana Echoes
the back of a classic MtG card
the front side of Festering March
the back of a classic MtG card
the front side of Hermes, Overseer of Elpis
the back of a classic MtG card

Color Identity: U, B, R

Initial Card State

  1.  Festering March in exile (with three or fewer time counters on it).
  2.  All permanents on the battlefield.

Notable Prerequisites

  1. You control at least six creatures that share a creature type with the tokens generated by Hermes.

Mana Needed

  1. seven generic mana available.

Steps

  1. Activate The Tenth Doctor by paying seven generic mana, removing all time counters from Festering March.
  2. Festering March triggers, causing you to cast it from exile without paying its mana cost.
  3. Hermes triggers, creating a creature token.
  4. When the creature token enters, Mana Echoes triggers, adding one colorless mana for each creature you control that shares a creature type with the token.
  5. Resolve Festering March.
  6. Repeat.

Notes

  1. You may start the combo controlling fewer that six creatures that share a type with the tokens generated by Hermes. If you do, you need to provide an appropriate amount of mana until Mana Echoes will start generating seven one colorless mana or more.

Results

  1. Infinite creature ETB.
  2. Infinite colorless mana.
  3. Infinite creature tokens.
  4. Infinite magecraft triggers.
  5. Reduce the toughness of creatures opponents control to 0.

Metadata

Bracket tag
ExhibitionBracket 1+

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Bracket tags are estimated from the cards and results of each combo, as a guideline rather than a strict classification.

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Variants
147
variants of this combo
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How much mana gets Mana Echoes going?

Each new creature makes Mana Echoes add one colorless mana for every creature you control that shares a type with it, so the loop costs less the more of them you have.

Mana to startseven generic mana

Each loop costs
seven generic mana
Loops before it pays for itself
1
Mana to start
Your mana, step by step
  • To start: seven generic mana
  • Pay seven generic mana: 0 left
  • Mana Echoes adds 7: 7
  • Pay seven generic mana: 0 left
  • Mana Echoes adds 8: 8
  • Pay seven generic mana: 1 left
  • Mana Echoes adds 9: 10
  • Pay seven generic mana: 3 left
  • Mana Echoes adds 10: 13
  • Pay seven generic mana: 6 left
  • Mana Echoes adds 11: 17
  • Pay seven generic mana: 10 left
  • Mana Echoes adds 12: 22
  • Pay seven generic mana: 15 left
  • Mana Echoes adds 13: 28
  • Pay seven generic mana: 21 left
  • Mana Echoes adds 14: 35
  • Pay seven generic mana: 28 left
  • Mana Echoes adds 15: 43
  • Pay seven generic mana: 36 left
  • Mana Echoes adds 16: 52
  • Pay seven generic mana: 45 left
  • Mana Echoes adds 17: 62
  • Pay seven generic mana: 55 left
  • Mana Echoes adds 18: 73

Variants of this combo

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