Can you assure that next set something else won't break this way
If no creatures have died in a turn by the time that turn's end step begins, Sance Board's first ability won't trigger at all
This one gives a creature +X/+0 whenever you cast a noncreature spell, where X is that spells mana cost
Thraximundar is still the best in terms of raw power in a vacuum, acting as both removal and a win condition via commander damage (plus he's a goddamn Zombie Assassin riding a Z ombie Dragon !)
You need to pay all three colors of mana this deck has access to so that you can get the most out of this card
Importantly, there is the condition that Jafar must be exerted (tapped) for the ability to activate, and normally you have to wait one turn to do that while his ink dries (Lorcanas version of summoning sickness), but there is a workaround