He loves the collectible nature of the game, but never wants to play it
Our inherent ignorance of traditional forms of grave hate and our lack of reliance on non-creature spells makes us extremely hard to interact with for most decks - and that, coupled with the sheer speed we can assemble the combo, has made us one of the most notorious decks in the cEDH metagame (along with mind-bendingly complex loops)
One of the few instances where everything below 4 is bad, rather than just 1
Gold-bordered cards such as Psychatog and Recoil were not up for bidding on this go-around
As you can see, your six mana gives you a good sized, hard to answer on curve 7/6 dork with hard ward with sacrifices of legendary stuff only, like your Commander
When Sisu hits the board, your opponents lower-strength characters will be left turned to stone