Altar of the Brood
Artifact
Whenever another permanent enters the battlefield under your control, each opponent mills a card.
Legalities
- brawl: banned
- commander: legal
- legacy: legal
- modern: legal
- pauper: legal
- standard: banned
- vintage: legal
- pioneer: legal
Rulings
- 2014-09-20:
If Altar of the Brood enters the battlefield under your control at the same time as other permanents, its ability will trigger for each of those permanents.