
Oberyn was slain during a trial by COMBAT.
By law, that is not murder.
Game of Thrones Season 5, Episode 2

That is one trial by COMBAT
I look forward to watching.
Game of Thrones Season 6, Episode 3

Trial by COMBAT.
Game of Thrones Season 4, Episode 8

I demand a trial by COMBAT.
Game of Thrones Season 1, Episode 6

All without a shred
of COMBAT ability.
Game of Thrones Season 8, Episode 2