The Instant Death Effect has been removed.
Critical Hits only have a 50% chance to proc Devastating Critical.
The Target must make a Fortitude Save with DC: 10 + Strength Modifier + (1/2 of the attacker’s total level). The effects applied if failing the save are: Knockdown for 1 Round (Knockdown Immunity is bypassed). Blindness, Deafness and Silence for 1 round.