Rule evolution

Rule 122.1a

Previously numbered 120.1a, 121.1a.

Earliest archived Rules release: 2009-10-01 · 2 wording revisions · 2 renumberings

  1. Earliest archived Rules release120.1aDetails
    A +X/+Y counter on a permanent, where X and Y are numbers, adds X to that permanent's power and Y to that permanent's toughness. Similarly, -X/-Y counters subtract from power and toughness. See rule 613.3.
  2. Renumbered120.1a → 121.1aDetails

    Previously
    1. Game Concepts
    120. Counters

    Then
    1. Game Concepts
    121. Counters

    A +X/+Y counter on a permanent, where X and Y are numbers, adds X to that permanent's power and Y to that permanent's toughness. Similarly, -X/-Y counters subtract from power and toughness. See rule 613.3.
  3. Wording changed121.1aDetails
    A +X/+Y counter on a permanentcreature or on a creature card in a zone other than the battlefield, where X and Y are numbers, adds X to that permanentobject's power and Y to that permanentobject's toughness. Similarly, -X/-Y counters subtract from power and toughness. See rule 613.3.
  4. Renumbered121.1a → 122.1aDetails

    Previously
    1. Game Concepts
    121. Counters

    Then
    1. Game Concepts
    122. Counters

    A +X/+Y counter on a creature or on a creature card in a zone other than the battlefield, where X and Y are numbers, adds X to that object’s power and Y to that object’s toughness. Similarly, -X/-Y counters subtract from power and toughness. See rule 613.3.
  5. Wording changed122.1aDetails
    A +X/+Y counter on a creature or on a creature card in a zone other than the battlefield, where X and Y are numbers, adds X to that object's power and Y to that object's toughness. Similarly, -X/-Y counters subtract from power and toughness. See rule 613.34c.

Current in the latest available Rules
Unchanged since 2026-08-07.