The most notable is in being able to "deal" with an Aetherling
Late in the game that could give you an instant army
Against better decks, Tyrant can help you catch up, and against less powerful decks, I find he is an almost nuclear weapon-like deterrent that can help you make sure that, if anyone pulls too far ahead, you can try to bring that player in line and potentially keep him or her from attacking you for fear of retribution
Its possible that playing 1 or 2 Cities could be right, but I have omitted City from my Stasis lists altogether
This percentage is lower than the TCGPlayer MID pricing for Eldraine but higher than the TCGPlayer LOW pricing
However, the activated abilities on cards like Geistblast and League Guildmage let you copy spells without having to cast them