On the commander only list, I place a bigger emphasis on how well they support various archetypes
Equip Helm to Celebrant, make a new Celebrant on combat, attack and exert it, then repeat the process during your extra combat
Individually these effects are marginal: but combined they form a card that was so good, many non-red blue base decks started playing red just to get it (plus Flametongue Kavu, to be perfectly fair)
While it is likely a rumor, theres the classic story of a player that tore up their copy of the card and let the pieces flutter to the battlefield, blowing up practically everything in play
Alternative Virtue of Loyalty builds which found traction over the weekend include a UW tokens build that pairs it with Regal Bunnicorn and Invasion of New Phyrexia: Theres also this sweet white/black deck list: Virtue of Loyalty seems at its best when your creature deck is able to drag out games, and the lifegain package of Gumdrop Poisoner and Phyrexian Missionary certainly offers that
First, you can get to the end of the dungeon in three steps by choosing to Oubliette yourself, or take the leisurely trip through the dungeon via both Veils of Fear and Sandfall Cell, where the deleterious effects are shared around the table