Alright there’s a number of questions right here, so lets break it down, beginning with the simplest:
Would “You could forged goal on the spot or sorcery card that has a number of targets out of your graveyard this flip.” be legitimate and would ” You could forged goal on the spot or sorcery card out of your graveyard this flip if it targets a creature you management” be invalid?
The problem right here I feel is a misunderstanding of the validity, each of those wordings can be legitimate restrictions, in spite of everything selecting targets601.2c occurs earlier than checking the legality of the forged spell601.2e, so the restriction works to require focusing on a creature you management.
Is the intent “simply an implementation of ‘[…] prices {∞} extra to forged this fashion.'” I do not suppose so, 8 is a number of mana, however it’s not infinite, and having 8 mana, or infinite mana is not the toughest factor to do, significantly in slower, longer codecs like Commander, the format she was possible designed for, there are spells that naturally price greater than 9 and not using a construct in technique to scale back the associated fee. Even when that was the intent, and assuming there was a problem with the opposite wordings, there are simpler and extra dependable methods to do it, like “When you forged a spell with this capability and it doesn’t goal a creature you management, exile the spell as a substitute” to create a substitute impact.
So why is Mavinda written this fashion? Partly it is lore causes, Mavinda Sharpbeak is a counselor, she’s somebody whose job it’s to assist or create a compromise between college students, and that is mirrored in the way in which the power works, if she’s supplying you with entry to a useful spell, one thing you’ll forged by yourself creatures, it is simple, however if you’d like her to present you one thing dangerous, you must push her to do it. This reasoning was hinted at in one of many information articles The Legends of Strixhaven when the set got here out.
Though she comes throughout as peaceable and understanding, Mavinda shouldn’t be underestimated. As an worker of Strixhaven, she is a strong mage in her personal proper and wields highly effective empathic magic. Whereas she usually makes use of that magic to calm her college students and higher perceive their emotions, she is able to summoning extra debilitating feelings in a pinch.
I feel it was additionally to encourage methods to make use of, or abuse, the power, to forged detrimental spells with a number of targets, so long as you might be keen to sacrifice a creature you management to be one of many targets, however nonetheless assist you to recast your Swords to Plowshares once more in case you actually, really want it for the associated fee, or discover different methods to decrease that price, with one thing like Eluge, the Shoreless Sea maybe.
601.2c The participant broadcasts their selection of an acceptable object or participant for every goal the spell requires. A spell could require some targets provided that an alternate or further price (akin to a kicker price) or a specific mode was chosen for it; in any other case, the spell is forged as if it didn’t require these targets. Equally, a spell could require various targets provided that an alternate or further price was chosen for it. If the spell has a variable variety of targets, the participant broadcasts what number of targets they may select earlier than they announce these targets. In some circumstances, the variety of targets might be outlined by the spell’s textual content. As soon as the variety of targets the spell has is decided, that quantity doesn’t change, even when the knowledge used to find out the variety of targets does. The identical goal can’t be chosen a number of instances for anybody occasion of the phrase “goal” on the spell. Nonetheless, if the spell makes use of the phrase “goal” in a number of locations, the identical object or participant may be chosen as soon as for every occasion of the phrase “goal” (so long as it suits the focusing on standards). If any results say that an object or participant have to be chosen as a goal, the participant chooses targets in order that they obey the utmost doable variety of such results with out violating any guidelines or results that say that an object or participant can’t be chosen as a goal. The chosen objects and/or gamers every turn out to be a goal of that spell. (Any talents that set off when these objects and/or gamers turn out to be the goal of a spell set off at this level; they’ll wait to be placed on the stack till the spell has completed being forged.)
601.2e The sport checks to see if the proposed spell can legally be forged. If the proposed spell is illegitimate, the sport returns to the second earlier than the casting of that spell was proposed (see rule 730, “Dealing with Unlawful Actions”).