Rule evolution
Rule 506.3e
Previously numbered 506.3c, 506.3d.
Earliest archived Rules release: 2009-10-01 · 1 wording revision · 2 renumberings
Earliest archived Rules release506.3cDetails
If an effect would put a creature onto the battlefield blocking but the creature it would block isn't attacking either the first creature's controller or a planeswalker that player controls, that creature does enter the battlefield, but it's never considered to be a blocking creature.
Renumbered
506.3c→ 506.3dDetailsPreviously
5. Turn Structure
506. Combat PhaseThen
5. Turn Structure
506. Combat PhaseIf an effect would put a creature onto the battlefield blocking but the creature it would block isn't attacking either the first creature's controller or a planeswalker that player controls, that creature does enter the battlefield, but it's never considered to be a blocking creature.
Wording changed506.3dDetails
If an effect would put a creature onto the battlefield blocking but the creature it would block isn't attacking
eitherthefirstentering creature's controller,ora planeswalker that player controls, or a battle that player protects, that creature does enter the battlefield, but it's never considered to be a blocking creature.Renumbered
506.3d→ 506.3eDetailsPreviously
5. Turn Structure
506. Combat PhaseThen
5. Turn Structure
506. Combat PhaseIf an effect would put a creature onto the battlefield blocking but the creature it would block isn’t attacking the entering creature’s controller, a planeswalker that player controls, or a battle that player protects, that creature does enter the battlefield, but it’s never considered to be a blocking creature.