原文If the imprinted card leaves the exile zone while the ability to make a copy is on the stack, then no copy will be made.
2004/10/04
原文If this card leaves the battlefield while the ability to make a copy is on the stack, the ability will still make a copy using the last-known-information rule.
2004/12/01
原文If there's only one imprinted sorcery card, nothing happens.
2004/12/01
原文If the two imprinted sorcery cards have the same name and a card with that name is cast, only one copy is created, not two.
2004/12/01
原文Spellweaver Helix's second ability creates a copy of the imprinted card in the Exile zone (that's where the imprinted sorcery card is), then allows you to cast it without paying its mana cost.
2004/12/01
原文You cast the copy while this ability is resolving, and still on the stack. Normally, you're not allowed to cast spells or activate abilities at this time. Spellweaver Helix's ability breaks this rule. (The card that triggered this ability is also still on the stack.)
2004/12/01
原文You don't pay the spell's mana cost. If a spell has X in its mana cost, X is 0. You do pay any additional costs for that spell. You can't use any alternative costs.
2004/12/01
原文You can't cast the copy if an effect prevents you from casting sorceries or from casting that particular sorcery.
2004/12/01
原文You can't cast the copy unless all of its targets can be chosen.
2004/12/01
原文If you don't want to cast the copy, you can choose not to; the copy ceases to exist the next time state-based actions are checked.
2005/03/01
原文The creation of the copy and then the casting of the copy are both optional.
2017/04/18
原文A split card has the same name as a spell if either of its names is that spell's name.