Contraband Livestock is probably slept on, and Crib Swap is solid in creatures-matter lists
In general, the more time the table spends talking, the more likely the game is to end in a draw, which is typically bad for the table, so players are collectively encouraged to minimize conversation to maximize the chance of ending a game, but unfortunately, on an individual level, its easy to find things you can say that probably increase your equity as the chance that they help you is a good rate for you for the increased chance that the game ends in a draw because of the time the conversation took
2 Malcolm, Keen-Eyed Navigator Competitive Piracy At Its Best Malcolm, Keen-Eyed Navigator has an established pedigree in competitive Commander due to the ease with which it makes Treasure tokens
Doctor's companion (You can have two commanders if the other is the Doctor.) Legendary Creature - Human Giggling Skitterspike Indestructible Whenever this creature attacks, blocks, or becomes the target of a spell, it deals damage equal to its power to each opponent
Don't let the glitz fool you, though
At the time of writing, it's home to the most consistent reveals