Open the Graves Combos
Hell's Caretaker + Teardrop Kami + Open the Graves
The Balrog, Durin's Bane + Phyrexian Altar + Open the Graves
Combo result
Infinite ETB. Infinite LTB. Infinite death triggers. Infinite sacrifice triggers. Infinite storm count. Infinite commander casts.
Prerequisites
The Balrog in the command zone. All other permanents on the battlefield. There have been a number of permanents sacrificed this turn equal to five plus The Balrog's commander tax. {B}{R} available.