If you can get 4 to 5 out then they turn into relatively strong abilities, the only problem with this is you are going to need all of them in the deck to be able to reasonably get that many out without using tutors
Among them are a myriad of legendary creatures, many of which can make for fun commanders
4 Selvala, Heart Of The Wilds - Growing Danger Selvala, Heart of the Wilds is a unique mono-green commander that encourages you to play an ever-growing cast of creatures
This can be supported further by the colour scheme of each of the first three released Bujins (Yamato, Mikazuchi, and Arasuda) in respect to the initial dormitory each GX protagonists was in: Judai was in Osiris Red, same as Yamato is red
Furthermore, the card is unaffected by the card types of the cards that it used to tribute summon, which makes it frustrating to remove from the board
Casting Emrakul is exactly what you'll want to do since when you do, you get to gain control of an opponent's next turn, giving them an additional turn immediately afterward that they will control