Each spirit has a Ftagn rating, which indicates it's degree of power. The force determines the strength and abilities of the spirit, as well as the difficulty to summon and control.
- Method: Manipulation + Chlendi Sorcery - Ftagn Rating (+/- Miscellaneous Modifiers)
- Success: One success means the spirit has been successfully called and owes the summoner as Service. Each additional success allows another Service owe, or and additional day of fealty.
- Duration: The spirit will stay until its completes it's service, on until the following sunrise, whichever comes first. Additional successes can be spent to add days of fealty.
- Drain: The base Drain is the Ftagn Rating of the spirit, in non-lethal damage. This can be reduced by success on a Resolve roll.