I have a lot of sympathy for the Commander Rules Committee in this case: they targeted cards which had been causing balance and play experience issues for a very long time, were widely complained about to the point of being memes, and which were also major pay-to-win cards that made the format more expensive to play
10 Lifelink Most commonly found on white and black creatures, lifelink is an ability that causes a given creature's controller to gain life equal to the amount of damage dealt by that creature
Few white creatures generate this level of sustained advantage
Silver Tempest Hypno If Drowzee's Silver Tempest card is good, then Hypno's is absolutely fantastic
I am not a fan of this type of effect because you still need the mana to cast them, but it can help a lot after a board wipe
More people are familiar with and fond of Yuna from Final Fantasy X than they are of Xavier Sal, Infested Captain or what have you