Silver-Fur Master
As a sideboard card against control, shell stick around post-sweeper and help you rebuild quickly
Drawing cards, countering spells, and dealing 3 damage to any target is a solid way to control the game
Emrakul, the Promised End Oh look, Emrakul made it onto the list anyway
However, in the weaker landscape which arrives when the oldest Pokmon cards rotate out in spring, it's proven to pack a real punch
If a player is hopelessly behind on the board, wiping out all creatures will hurt the opponent much more than them, and that goes double for the Commander format, where multiple opponents might have stronger boards than the board wipe's caster