Exile this creature at the beginning of the next end step, then you may cast it from exile on a later turn.) Stats: 4/5 At some point, Wizards of the Coast is really going to have to keyword the Panharmonicon effect
Skysovereign, Consul Flagship probably has the worst solution for multiple copies of any of the rare or mythic Vehicles
Professional Face-Breaker (impulse draw), Prosper, Tome-Bound (card access from exile), Goldspan Dragon (mana doubling), Magda, Brazen Outlaw (tutor for any artifact or Dragon), and Revel in Riches (win condition) are the most impactful
There is a way to template the ability so that it technically reads a little more blue (for example, instead of preventing the casting, it could allow it and then counter it) but it would just have been significantly wordier and would have had the same basic effect
Exploring lets you filter through your deck and dig for other, more important cards