Not every Black deck is going to want one or the other
This not only maximizes them, but could instead be a wrench in your opponent's plans
Creature Human Wizard When Spellseeker enters the battlefield, you may search your library for an instant or sorcery card with mana value 2 or less, reveal it, put it into your hand, then shuffle
The company is perhaps best known for Disney Villainous, a family-friendly strategy board game developed by Prospero Hall (now part of Funko Games)
In more social games, theres generally an agreement that every deck should get to do its thing, whatever that is
If you manage to flashback a card with Rebound or otherwise cast it from anywhere outside your hand, the Rebound doesn't trigger