Card text is covered with a painted 'X' when silenced.
A silencedUnit has all card text, keywords, and any buff effects removed.
New effects can still be applied to a Silenced unit. Aura effects (from another source) will re-applied to the Silenced unit . The Unit Groups and names are preserved - it still counts as a copy of a unit and member of the group.
For demacian cards, this vocab is generally thematically associated with the Mageseekers' use of the material Petricite to nullify (or more accurately, absorb) magic and the overall suppression of magic in Demacia.
Interestingly, demacian cards with Silence are never able to silence champions.
With the idea of tranquility and serenity, and the silence of the void of space;
With overwhelming cosmic power (originating from the Lunari or Solari) that leaves beings vulnerable
In Ionia and Bandle City this keyword sees limited use for spells of magical transformation/polymorphing to make units vulnerable while they are transformed.
"Your 2petricite Graymark is your primary safeguard against magic, a symbol of our responsibilities, and a reminder to others of our authority. Honor it above all else." - The Mageseekers' Handbook
spell with Vocab silence
Silence is a Vocab in 
Legends of Runeterra.
Unit has all card text, keywords, and any buff effects removed.
Aura effects (from another source) will re-applied to the Silenced unit . The Unit Groups and names are preserved - it still counts as a copy of a unit and member of the group.
demacian cards, this vocab is generally thematically associated with the 
Mageseekers' use of the material Petricite to nullify (or more accurately, absorb) magic and the overall suppression of magic in Demacia.
champions.
Targon, this effect has two main associations:
Ionia and 
Bandle City this keyword sees limited use for spells of magical transformation/polymorphing to make units vulnerable while they are transformed.
2 petricite Graymark is your primary safeguard against magic, a symbol of our responsibilities, and a reminder to others of our authority. Honor it above all else." - The Mageseekers' Handbook
1 absolute silence.
Demacia
Ionia
Targon
Bandle City
