Whenever a creature is destroyed (either from a "destroy" effect or from damage), you may activate the regenerate ability (in this case, sacrificing a creature), tap the creature, and remove it from combat (if it's in combat)
But if you take a closer look youll see what I mean
Each Each Edge of Eternities Collector Booster contains: 15 Magic: The Gathering cards 03 Galaxy Foil and 1013 Traditional Foil cards Includes 5 cards of rarity Rare or higher and 4 Uncommon, 5 Common, and 1 Land cards Collector Boosters may contain these cards: EOE 1266, 277392
Use a treasure and spend to cast Ozox again and repeat for infinite treasure, death triggers, ETBs, and more
Maybe you prefer an aggressive, gung-ho approach that takes the game to your opponents Pokmon, knocking them out as quickly as possible so you can pick up prize cards