Then destroy all other enchantments you control, all other Auras attached to permanents you control, and all other Auras attached to attacking creatures your opponents control
Rarity affects supply, but value is also driven by demand, format legality, condition, edition, foiling, special treatments, and collector appeal
Check Your Local Game Store A Local Game Store (LGS) usually gets their stock straight from a distributor, and has more freedom to set their own prices and limits
Goblin Charbelcher and Oops All Spells can utilise these new cards to cast their combo pieces that rely on the decks not having any actual land cards in them
This allows the Aethermage to play into a great space that supports a ton of classic Azorius strategies without getting ahead of itself