Plus, since Hopes ability only triggers on its controllers turn, you really have to stay on top of your lifegain instead of just letting it happen passively
Commander Winter, Cynical Opportunist Deathtouch Whenever Winter attacks, mill three cards
To make things more complicated, not all changes are permanent additions to the games ever-changing Standard format Magic tournaments usually uses only the last two years worth of cards which means that people that saw a game once, may experience another very different set of cards and frames when they come across it again some years afterwards
In any case, your Parallel Lives will make two tokens of your exiled creature instead of one, which means you can bring back two cards
Doing so will allow your friends to see your desired cards, and they might share some, if they have any