Charix for EDH There are crab tribal decks using this behemoth for fun, but most Charix, the Raging Isle decks have cards like Artful Dodge and Twisted Image to go all in on sneaky commander attacks
Swans of Bryn Argol are highly unusual and crop up mostly as a way to draw cards rather than as a threat however it ends up winning a reasonable number of games simply by being a fairly big evasive monster that is hard to stop
High Climber is just a difficult piece to dislodge while applying pressure on the Lore race if direct board removal is not available
Some players call her a secret competitive commander because she can enable game-winning infinite combos with a few upgrades, giving her a much higher power ceiling
Felidar Retreat is splashable in any Limited archetype, adding just enough power to win games when played correctly
If you control more than one object with the specified name, you select one object with that name to exile