mtg changeling cards with Changeling (This card is every creature type.) Champion a creature (When this enters the battlefield Changeling Wayfinder | Lorwyn Eclipsed

Interestingly, Rankle and Torbran isnt a rogue, so maybe Torbran set Rankle on the straight and narrow

Lifegain effects fall into two categories: single-effect, big bursts of lifegain from cards like Feed the Clan, and incidental lifegain from cards like Soul Warden and Kambal, Consul of Allocation

It feels most at home as a Location for healing decks, giving your characters more Willpower to ensure they survive challenges and have damage on them you can heal

The fact that Arvinox isnt a creature all of the time can also be an advantage, as it lets it dodge most removal in the format and carry on with its card-stealing ways

Its near impossible to keep up with all of the cards in Commander and their various uses