AOE Restrictions - Abilities

Name	Description
none	TODO
must_be_empty	TODO
must_have_tag	TODO
must_have_line_of_sight_unpurgable	TODO
must_have_line_of_sight	TODO
must_have_animate_character	TODO
must_not_have_corpse	TODO
must_have_low_health_character exclude_blocking	TODO
exclude_direct_target familiars_only	TODO
enemies_only	TODO
character_must_be_affected_by_tile_with_element	TODO
checker_parity_even	TODO
allies_only	TODO

todo: add description of effects todo: add example of usage