Just make sure to cut down to 60 by the time you leave to go battle in your event
To recur a permanent three mana value or less when it enters and when it attacks makes it possible to keep recurring things you sacrifice or block with
Wizards has a history of changing what they collate into different slots in order to get to the percentages they desire, but I cant remember a slot having such a wide variety of treatments, and in nonfoil, except for the set of Legends Retold which can be in etched foil but NOT traditional foil
Of those 88 cards, the majority are Pokemon VMAX
Start from the 100-card total, subtract your single commander, then fill the 99 using the ratio above: lands first (36-38), then the ramp, draw, and removal cores (roughly 10/9/9), then 7-10 win conditions, and the rest as synergy and flex slots