Ishtar Sinks, Venus Archon Priest [u][b]Weekly Nightfall Strike[/b][/u] [b]Arc Burn[/b] - arc damage from any source is greatly increased  [b]Solar Burn[/b] - solar burn from any source is greatly increased  [b]Void Burn[/b] - Void burn from any source is greatly increased  [b]Nightfall[/b] - if all players die, your fireteam will be returned to orbit  [b]Epic[/b] - heavily shielded and highly aggressive enemies appear in greater numbers  [u][b]Weekly Heroic Strike[/b][/u] [b]Heroic[/b] - Enemies appear in greater numbers and are more aggressive [b]Void Burn[/b] - Void burn from any source is greatly increased