Twinblade Assassins is basically a creature version of Deathreap Ritual, which is heavily played in Golgari sacrifice builds for card drawing fun times
I recall from my days playing Pokmon that metal coins especially put high value cards at risk of damage if they end up on the receiving end of a falling coin
Many of the planes giant monsters have cycling on them, as well, which will allow you to cycle them away for a new card if you wont have enough mana to cast them for a while
Still, these bans hurt a lot of players regardless of their interest in Commander, and that's because of card value - which can be a massive problem for small businesses and sellers who suddenly had to account for thousands of dollars in losses due to the plunge these cards' prices have taken
Theres also the inherent benefit of deck-thinning, though from a statistical standpoint its not exactly clear that deck-thinning is all that fruitful in a game of Commander
Lorcana puts players in the roles of Illumineers, magical sorcerers with the power to summon Disney characters and items - known in this world as glimmers - using enchanted ink