This can be a really useful trick in conjunction with nonlegendary copies
$0.35 Vanille, Cheerful l'Cie Final Fantasy $1.29 Selfless Savior Core Set 2021 $0.59 Yarok's Fenlurker Core Set 2020 $0.39 Accursed Marauder Modern Horizons 3 $0.35 Blitzball Final Fantasy $0.99 Squall, SeeD Mercenary Final Fantasy $3.99 Haunted Crossroads Mercadian Masques $0.35 Eden, Seat of the Sanctum Final Fantasy $0.35 Zack Fair Final Fantasy $0.35 Hecteyes Final Fantasy $0.49 Deluge of Doom Duskmourn: House of Horror Commander Decks $0.35 Fungal Fortitude The Lost Caverns of Ixalan 0 results found
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Izzet tempo has always been one of my favourite cube archetypes
If enough -1/-1 counters are put on Big Mother Mouser at the same time to make its toughness 0 or less (or the damage marked on it to be lethal), the number of +1/+1 counters on it before it got any -1/-1 counters will be used to determine how many Robot tokens you get
According to EDHREC.com, a full 18% of Commander decks registered there run it (88,947 as of the writing of this article, which actually seems underplayed to me...) which is a big chunk