Since there are no timing restrictions, you can easily discard a card and activate your Necromancer to give your opponents a nasty surprise
Mais oui
For the most part, this works well, but it sometimes goes a little bit off the rails, and Camouflage is a pretty good example of how extreme that can go
Singles are sold as well, from the stock of the vendors
3) Umbreon (059/131) (Master Ball version) The Master Ball variants in Prismatic Evolutions caused a stir when they dropped, and despite dipping in value since launch, theyre still important to keep an eye out for as a collector
Instant Removal (CTRL to add secondary) Tokens Kykar, Zephyr Awakener Flying Whenever you cast a noncreature spell, choose one Exile another target creature you control