Humble Defector: I played against this card in Standard, and, yes, there are ways to make it a one sided card draw, but I was not looking forward to playing it
Its also one of the ways we have to move counters, although its a one-way street with this card
Formats like Draft and Sealed, where you build your deck on the spot, come to mind
While you wont want to lose any of your creatures, Tegwyll makes for a fantastic draw engine with token makers like Bitterblossom, which constantly produces 1/1 tokens that make for excellent sacrifice fodder
Returning Keyword Ability: Saddle Not everyone in this race uses a mechanical mode of transportation
A set designed for Modern has to really push it to the limit in order to be relevant - meaning many of these cards are eyebrow-raisingly good