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While the card certainly has Commander potential, competitive is a bit more of a question mark
Table of Contents show Why Go with an Orzhov Commander
Teach em to stay out of the deep!" When Nash activates the effect of that monster, he announces, "I activate Abyss Sharks effect from my hand!" When Nash Summons "Big Jaws", he announces, "I summon forth Big Jaws!" Most of the time when Nash declares an attack with that monster, he announces, "Go, Big Jaws!" followed by "Gulp Grind Attack!" When Nash activates the effect of that monster, he announces, "When Big Jaws attacks, its banished at the end of battle!" When Nash Summons "Big Whale", he announces, "Check out the largest monster in the seven seas
This mouse knight can definitely work as a commander for mouse typal, let you cheat them into play and have a strong focus on combat
The drawback is that you cant depend on getting all five cards to win the duel automaticallybut its thrilling when it happens