its easy to get sucked in and spend way too much money on cards you never really needed anyway
The first truly notable one was Tormod, the DesecratorTormod, the Desecrator, but others quickly followed suit, like Quintorius, Field HistorianQuintorius, Field Historian, Amzu, Swarm's HungerAmzu, Swarm's Hunger, and Satoru, the InfiltratorSatoru, the Infiltrator
Battle Screech is an example of a card that was originally printed at uncommon in Judgment but was reprinted as a common in Vintage Masters and Commander Masters
The coolest thing to me is how much flexibility players will now have when building assassin-themed Commander decks: one might choose to attack with an army of slippery unblockable killers, racking up different player-damage triggers