creo que no entendiste, te explico:
con
-- variable de los teams
local allTeams = getElementsByType ( "team" )
-- para todos los teams
for index, theTeam in ipairs(allTeams) do
-- si el friendly fire esta off
if ( getTeamFriendlyFire ( theTeam ) == false ) then
setTeamFriendlyFire ( theTeam, true )
end
end
o podes cancelar el daño:
function stopDamage ( theplayer , attacker, weapon, bodypart )
cancelEvent() --Cancelar el evento "onClientPlayerDamage"
end
addEventHandler ( "onClientPlayerDamage", getLocalPlayer(), stopDamage )