When its accidentally opened, the force that comes out of it is so big and explosive, its hard to know what it is
The best use in Limited is getting to flash it in as a blocker knowing that your opponent cant respond with a removal spell or a combat trick
You can find copies of Yoshimaru for about $6 at the cheapest, but $8-$9 is a more reasonable cost for most Yoshimaru variants
Once played, Sisu can be a helpful evasive character gaining lore for you each turn
Dion, Bahamuts Dominant / Bahamut, Warden of Light Rating: 8/10 The base rate of a 3/3 plus a 2/2 for just 4 mana is a great start, plus they have flying on your turn
Now comes the question of figuring out how to fit an entire video games story, characters, and themes into a single deck and the carefully balanced restrictions of Magics five colors