One aspect that youll often run into in Commander is board wipes such as Damnation or Wrath of God that reset the game, so having a backup plan is ideal when someone (rudely) decides to sweep your bunnies away from the battlefield
Most of the time, it's worth giving your opponent a card for a copy of an instant, sorcery, or Otter -- that's because you get the copy for free and it's likely to be better than a random card from their deck
K'rrik, Son of Yawgmoth allows you to pay 2 life for each black mana symbol in a cost
Pillar Analysis: High Power (Dual Land), Scarcity (Beta, Reserved List), Collector Scarcity
Alolan Meowth is something like Meowths alter ego
Jim Hawkins, Honorable Pirate Being able to filter the top four cards of your deck just by playing Jim Hawkins is fantastic