Colonel "Iron Hand" Stark directing his personal retinue of elite Imperial Dragoons during the assault of probing units of Iron Warriors. Defense of theater entrance and Grand Colonnade was paid at obscenely high cost in lives of Dragoons and ultimately in vain. Whole city district became under attack of main Iron Warrios contingent assigned with the eradication of this obstacle only day later, there were no reported surviors according to Iron Warrior's data logs.
Horus Heresy Fall of Olympia - Grand Theatre scene by Michal Svec