Lets do a little Prototype lightning round of the better examples to kick things off: Autonomous Assembler Likely better in multiples, which doesnt really do much for us here in Commanderland outside of goofball Assembly-Worker decks
With Yawgmoths Bargain out, you skip your draw step without drawing any cards
The rapidly accumulating card advantage alongside dealing extra damage each time a ninja you control connects in combat can quickly snowball games, especially when a 1-drop gets through unchecked on turn 2
This probably only matters for your high value listings but lowering the price after a month is almost always a great way to reinvigorate that listing
Characters like Tinker Bell and Stitch provide strategic advantages in challenging situations, making them valuable assets in gameplay
Building your deck can be challenging, but there's no reason you have to do it painfully, card by card