Norn's Annex [Phyrexia: All Will Be One Commander] Modern or sorcery card

or sorcery card

Set: Phyrexia: All Will Be One Prerelease Promos Type: Artifact Rarity: Rare Cost: {2}{R} At the beginning of combat on your turn

or if it's just a special card for MagicCon Philadelphia

Set: Multiverse Legends Type: Legendary Creature — Naga Druid Rarity: Uncommon Cost: {3}{G}{U} Cascade (When you cast this spell

Norn's Annex [Phyrexia: All Will Be One Commander] Modern or sorcery cardSet: Phyrexia: All Will Be One Commander Type: Artifact Rarity: Rare Cost: {3}{W P}{W P} (W P can be paid with either W or 2 life.) Creatures can't attack you or a Planeswalker you control unless their controller pays P W for each of those attacking creatures.