the front side of Dual Nature
the back of a classic MtG card
the front side of Balthor the Defiled
the back of a classic MtG card
the front side of Basal Sliver
the back of a classic MtG card

Color Identity: B, G

Initial Card State

  1.  All permanents on the battlefield.

Notable Prerequisites

  1. Balthor in hand.

Mana Needed

  1. ({2} magic symbol)  ({B} magic symbol)  ({B} magic symbol)  ({B} magic symbol)   available.

Steps

  1. Cast Balthor by paying ({2} magic symbol)  ({B} magic symbol)  ({B} magic symbol)  .
  2. Balthor enters the battlefield, triggering Dual Nature's first ability, creating a token copy of Balthor.
  3. Put the nontoken Balthor into your graveyard due to the legend rule.
  4. Activate Basal Sliver by sacrificing it, adding ({B} magic symbol)  ({B} magic symbol)  .
  5. Activate the token Balthor by paying ({B} magic symbol)  ({B} magic symbol)  ({B} magic symbol)   and exiling it, returning all black and red creature cards from your graveyard to the battlefield.
  6. Balthor and Basal Sliver enter the battlefield, triggering Dual Nature's first ability twice.
  7. Resolve the first Dual Nature trigger, creating a token copy of Basal Sliver.
  8. Activate the token Basal Sliver by sacrificing it, adding ({B} magic symbol)  ({B} magic symbol)  .
  9. Resolve the second Dual Nature trigger, creating a token copy of Balthor.
  10. Repeat from step 3.

Results

  1. Infinite black mana.
  2. Infinite death triggers.
  3. Infinite ETB.
  4. Infinite LTB.
  5. Infinite sacrifice triggers.

Metadata

  1. In 0 decks according to EDHREC.
footer