Present Arms swaps your library with another deck you own from outside the game and use that one instead ("library" and "deck" both refer to the same thing, but the former is used to refer to it in-game, whereas the latter is used to refer to it outside of the game)
It's a fun way to play across various Constructed formats and even is a popular Vintage Cube archetype as well
The most common combo with this card is to use it with Urborg, Cradle of Yawgmoth, since it turns every land into a Swamp
Ranking: Want To Build Kotis, Sibsig Champion Kotis is an incredibly underwhelming commander, in my opinion
When we showed that off last September, we were giving you a behind-the-scenes look at something we were working on in progressand one of the things about showcasing something before it's done is that it's likely to change
No back-up strategy, just kill, kill, kill