Finally, if you want to build a dedicated theft deck in Dimir, then Dragonlord Silumgar is for you
The ability to exchange one resource for another gives players plenty of choice on how best to use their creatures, lands, and spells to find winning combinations (more info on the theory behind that here)
This is one of the best and most extreme implementations of sneak, but it takes the card from being a possible inclusion to a must-have for milling decks, and maybe even at three or four copies, too (in Standard)
Your options are much more limited throughout the game by your colours than you realize
Curve Dragons tightly and include haste enablers so new tokens impact the board the turn they arrive
its basketlike body is a big flaring dome from the waist down, like a dress, but it also has some skulls woven into it