Outside of Legacy, Stronghold Gambit does see fringe Commander play
The answer is Q: If Cosima, God of the Voyage is my commander, could I cast The Omenkeel from the command zone
This side can provide protection from every color to target creature, which is wonderful for heavily equipped, enchanted, or just naturally strong cards like Adeline, Resplendent Cathar
It's very much a blink deck with various combo lines to close out games
Here's our first take on Urza (note that the young version of Urza would play out as its own card in The Brothers' War ): Urza, Young Artificer (rare) 2WU Legendary Creature Human Artificer 2/4 X, T: Return target artifact card with converted mana cost X from your graveyard to your hand
It gave me Tempt with Discovery vibes where I assume the answer is to never give your opponent lands, but theres a prisoners dilemma kind of choice involved