Your search for "Bellowing Mauler 33" revealed the following:
Bellowing Mauler (NCC) from New Capenna Commander, available at 401 Games Canada. Rarity: Rare Finish: Normal Artist: Daarken Card Text:At the beginning of your end step, each player loses 4 life unless they sacrifice a nontoken creature.
Bellowing Mauler - Extended Art (NCC) from New Capenna Commander, available at 401 Games Canada. Rarity: Rare Finish: Normal Artist: Daarken Card Text:At the beginning of your end step, each player loses 4 life unless they sacrifice a nontoken creature....