AC Thread:
http://forums.ddo.com/showthread.php?t=205669
Quote:
Originally Posted by sirgog
AC at current endgame:
<50 - near to useless on all difficulties
51-54 - modest reduction in incoming melee damage on normal only
55-58 - modest reduction on hard difficulty, significant reduction on normal
59-62 - Modest reduction on elite, significant on hard, near-invulnerability to all save raid bosses on normal
63-66 - significant reduction in incoming melee damage on elite, near invulnerability to melee damage on all other foes save Hard difficulty raid bosses
67-70 - Excellent damage mitigation on all save Elite Vod, Elite Hound, Elite Shroud
80+ - Near invulnerability to melee damage on all elite content.
i think this is pretty reasonable...
except it needs to be a little bit higher for each tier of raid bosses