Then destroy all other creatures if its power is exactly 20
The problem with this is threefold: many of the best alternate win conditions are too expensive for our purposes, the alternate win conditions we do have access to are pretty difficult to pull off to begin with, and none of them synergize with each other
If you get it, you should feel free to switch to an alternate Commander, as many of the decks have the best guy off in hiding
Legendary Creature - Warrior Zombie Liliana of the Dark Realms +1: Search your library for a Swamp card, reveal it, put it into your hand, then shuffle
Mox Pearl ($3,513) The Moxen are quite clearly powerful to us these days, but originally people wondered why youd want Mox Pearl over a land
Here's some of them: By casting at instant speed, you can choose what turn you actually want to cast them and when you don't want to cast anything at all