mtg 2021 collector booster box Commander Masters Each pack includes 11 foils and at least 7 cards with special art treatments Core Set 2021 Product Overview

While resolving Papalymo Totolymo's second ability, the next opponent in turn order who lost life this turn chooses a creature with the greatest power among creatures they control, then each other opponent who lost life this turn in turn order does the same

Amazing design on this one, no additional notes

Big Mother Mouser | 4 Colorless Mana Artifact Creature Robot This creature enters with two +1/+1 counters on it

As for Pioneer, multicolor Greasefang, Okiba Boss shells sometimes play Mana Confluence already

Firdoch Core is a mana rock that triggers Sethron for a free token

Ariel Singing Mermaid comes to mind thanks to her Singer 7 ability allowing her to sing high-cost Songs and contribute a large chunk of the new Sing Together mechanic