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19
votes
3answers
473 views

How can I turn a B*-tree into a puzzle?

My players, being quite terrified of the consequences of injury (less research time), have asked me for a series of magical puzzles for their next adventure. I have decided that, roughly, it will ...
13
votes
2answers
218 views

Using MuCo to add two extra arms

I'm playing a wizard in an ArM5 campaign who focuses on Muto Corpus; his magic mostly involves changing bits of his body - changing arms into bear arms for fighting, legs into gazelle-legs for ...
11
votes
3answers
705 views

I want to build a castle, with magic!

Rather, one of my players, a Terram Magus, wants to be able to construct a castle or equivalent fortification without using creo magic in an Ars Magica 5th edition game. The rules for crafting with ...
11
votes
3answers
227 views

What are the “roots” of the Arts that a standard covenant library would have?

Covenants states: For nine of the Arts, there is a basic text that, over time, has come to be accepted as the preferred primer for a magus seeking the competence necessary to train an ...
11
votes
4answers
253 views

How much can a purchased teacher teach? (Including teaching?)

ArM 5 core book indicates that a teacher may be purchased by paying points according to her com + teaching + highest ability taught. It explicitly notes that multiple abilities can be taught by a ...
10
votes
3answers
863 views

What theoretical breakthroughs are possible for necromancers?

Ars Magica 5th edition has many possible routes for necromancers and original necromantic research. Beyond the research found in Ancient Magic, are there any mystery cults or theoretical breakthroughs ...
10
votes
1answer
365 views

How do I teach my players to (covertly) gather intelligence?

In my Ars Magica game, the focus is on the "problem of the week." Given the capabilities of magi, once the problem is identified, it's generally solved with a spell or two. (Or the magi flat-out run ...
10
votes
2answers
374 views

How can I arrange for the long-term containment of magical animals?

One of my players is building a Hermetic Menagerie. There was some discussion during the game about how to enchant the Menagerie to securely contain the animals stored inside. The requirements are ...
9
votes
1answer
291 views

What major non-hermetic virtue would be appropriate for an ex-Ex Misc who wants to be Flambeau?

One of my PCs is creating a character that has left her (probably mystery cult) in Ex Misc, and tried (and failed) to join House Flambeau as part of her backstory. I cannot find a major non-hermetic ...
8
votes
4answers
646 views

Is there a way to quickly generate a library for Ars Magica covenants?

Do there exist any tools or techniques that can quickly populate a library for an Ars Magica covenant? Whenever they visit a covenant, the player seek out the library and I know of no good way to ...
8
votes
1answer
407 views

How can I make a magical photocopier?

One of my players wants a way to reproduce books quickly in an Ars Magica (5th edition) setting. What spells exist (preferably without using vis) to accomplish this goal?
8
votes
1answer
250 views

Are there any guidelines as to the nature of fast-cast spontaneous spells needed to counter a magi's spells?

In Ars Magica, a magi may counter incoming spells and effects: In order to create a fast-cast defense against magic, a maga must know the Hermetic Form that governs that magic. If the caster ...
7
votes
2answers
147 views

Is there a fantasy system that has a similar mechanical complexity to Ars Magica, but with a more robust melee system?

I'm preparing for my next game. For a while, I've had an interest in the mechanics of Ars Magica's casting system, and I'm hoping to run a game with a similar texture. The problem is that my group ...
7
votes
1answer
94 views

How does the flaw limited magic resistance work?

Limited Magic Resistance states: You are less able to resist magic than other magi. You gain no bonus from one of your Form scores to Magic Resistance rolls, though if you are caught without ...
6
votes
4answers
437 views

How do summa of sound quality achieve a quality of 28-level?

In Ars Magica, Covenants, they claim that most "standard" summa as distributed through the Order of Hermes have a quality of 28-level. Despite spending 6 hours trying to understand the math (with ...
6
votes
2answers
742 views

How can I make my broomstick fly?

One of my players is generating a Herbam-focused Verditus magus. One of the lab texts that he has is "The winged broomstick." This broomstick, obviously, should be able to fly at some sort of ...
6
votes
1answer
115 views

Creating elder magi

I'm going to need to stat up a few elder magi for my saga, but the sourcebooks are drastically short of guidelines for magi of the 100-150 years / archmage level. I'm happy to wave my hands a bit for ...
6
votes
1answer
194 views

How can I make a magic, subtle, universal translator?

My players are journeying to many different lands in mythic europe. Their magi, and covenant, speaks Latin and various dialects of Italian. However, the middle of eastern europe has many more ...
5
votes
3answers
206 views

How does suffocation work with enchanted air and a magi's parma magica?

My players are, through inventive hypothetical spells, trying to understand the limits and nature of magic resistance. Given ArM5's version of parma magica and an awareness of the pink dot loophole, ...
5
votes
1answer
329 views

Is this Candle Magical? (How can I find out without burning a season investigating it?)

Recently, my players traded for a batch of putatively magical items. They were given physical descriptions of the items and were left wondering what they did. While it is certainly possible to ...
5
votes
1answer
185 views

How can I adapt elements of the Gumshoe investigation system to Ars Magica?

Many of my games feature a heavy investigation influence. Gumshoe, being designed for investigation, provides a way of finding clues and manipulating clues that provides for a far more enjoyable ...
5
votes
1answer
115 views

Are there any rapid-transit spells that can be achieved without rego?

My players have collectively decided to shy away from Rego as a technique this campaign as a stylistic choice*. However, this does inhibit their rapid-transit capabilities quite significantly as ...
5
votes
1answer
144 views

How experienced is my parens?

I have a number of players using overly-complex character creation. While it is possible to take the 240 xp from detailed and map it to overly-complex during apprenticeship, there are a number of ...
4
votes
2answers
472 views

Granting the Gentle Gift through original research

As everyone knows The Gift is a major part of Ars Magica and dealing with it provides much of the conflict between mundanes and magi. The Gentle Gift Major Virtue is available at character creation to ...
4
votes
1answer
90 views

Designing a spell to create works of art

I want to create a spell that can create a big wooden statue. The statue should not be basic and should be seen as a work of art. As long as I want to create the exact same statue, this spell is ...
4
votes
1answer
39 views

Detecting suppressed auras

The various Realms of Power books describe how an aura can be suppressed by a stronger (or equal-level Divine) aura; but I can't see anything definitive that says that either: You can't detect the ...
3
votes
1answer
150 views

When calculating an effect for a general spell, do I use the base level or the total level?

The book itself isn't terribly specific about this, and I can't seem to find any examples of a general spell with a specific level for reference. Do I only use the base of the spell when calculating ...
3
votes
1answer
168 views

Is a Minor Magical Focus in Counterspelling appropriate?

The Minor Magical Focus virtue provides: Your magic is particularly attuned to some narrow field, such as self-transformation, birds of prey, or healing. In general, the field should be ...
2
votes
2answers
85 views

What is the maximum quality for a summa when designing the covenant?

The Covenants book has an extremely confusing line, filled with parentheses and commas describing the maximum level for a purchased summa. 3 x Level + Quality (Level limit: 8; Quality limit: 11 + 3 x ...
2
votes
1answer
58 views

Is copying Summae really this easy?

ArM5 page 166 says that when you've accumulated as many points as the level of the summa you've copied it; and points are accumulated at 6+Prof(Scribe) per season, or three times that if doing it ...
1
vote
1answer
50 views

Why does the Folio contain only works from Bonisagus magi?

Houses of Hermes: True Lineages implies that only works from Bonisagus magi are collated into the folio, but given that any magus can perform Experimentation and Original Research is there any reason ...
1
vote
1answer
124 views

How much damage should a lab explosion do?

The rules indicate that on a middling bad experimental botch, that the people in the lab take +level of the item being worked on damage. Not +mag, but +level. In almost all cases, that's fatal. Is ...
1
vote
1answer
34 views

Quality of Lecture Commentaries if using Extended book rules from Covenents

Art & Academe gives: Teacher's Com + Scribe's Scribe/2 + 1 + Teacher's Virtues for Lecture Commentaries, and also comments that "Lecture commentaries will never be as high a quality as a ...