Historical Rules · 25 August 2017
Rule 207.2c
Official source text from the 25 August 2017 Rules release
An ability word appears in italics at the beginning of some abilities. Ability words are similar to keywords in that they tie together cards that have similar functionality, but they have no special rules meaning and no individual entries in the Comprehensive Rules. The ability words are battalion, bloodrush, channel, chroma, cohort, constellation, converge, council’s dilemma, delirium, domain, eminence, fateful hour, ferocious, formidable, grandeur, hellbent, heroic, imprint, inspired, join forces, kinship, landfall, lieutenant, metalcraft, morbid, parley, radiance, raid, rally, revolt, spell mastery, strive, sweep, tempting offer, threshold, and will of the council.