Rule evolution

Rule 701.39a

Previously numbered 701.30a, 701.31a, 701.32a, 701.33a.

Earliest archived Rules release: 2015-01-23 · 0 wording revisions · 4 renumberings

  1. Added701.30aDetails
    “Bolster N” means “Choose a creature you control with the least toughness or tied for least toughness among creatures you control. Put N +1/+1 counters on that creature.”
  2. Renumbered701.30a → 701.31aDetails

    Previously
    7. Additional Rules
    701. Keyword Actions

    Then
    7. Additional Rules
    701. Keyword Actions

    “Bolster N” means “Choose a creature you control with the least toughness or tied for least toughness among creatures you control. Put N +1/+1 counters on that creature.”
  3. Renumbered701.31a → 701.32aDetails

    Previously
    7. Additional Rules
    701. Keyword Actions

    Then
    7. Additional Rules
    701. Keyword Actions

    “Bolster N” means “Choose a creature you control with the least toughness or tied for least toughness among creatures you control. Put N +1/+1 counters on that creature.”
  4. Renumbered701.32a → 701.33aDetails

    Previously
    7. Additional Rules
    701. Keyword Actions

    Then
    7. Additional Rules
    701. Keyword Actions

    “Bolster N” means “Choose a creature you control with the least toughness or tied for least toughness among creatures you control. Put N +1/+1 counters on that creature.”
  5. Renumbered701.33a → 701.39aDetails

    Previously
    7. Additional Rules
    701. Keyword Actions

    Then
    7. Additional Rules
    701. Keyword Actions

    “Bolster N” means “Choose a creature you control with the least toughness or tied for least toughness among creatures you control. Put N +1/+1 counters on that creature.”

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