It's great in Rakdos with Prosper, or as a Background with Green's Durnan of the Yawning Portal
Today, their value is driven by limited print runs, Full Art and Secret Rare versions, and strong nostalgia tied to fan-favorite Pokmon, factors that also define the most expensive Pokmon cards in the collector market
Milling your opponent can be playing right into their deck's game plan
The keyword ignores the effects of Deathtouch, as even lethal damage can't destroy an Indestructible creature
Instants, as many of you may know already, are named as such because you can play them at almost any time (so long as you have priority, which we wont go into now, but its basically when your opponent has stopped taking actions)
Another identifying factor to look out for is the thickness of the HP value typeface