I could write an entire article just containing scenarios that prove Narset Transcendents power level, but this is one of the criticisms that wasnt just about that
Getting it back with Reveillark is so good, though, that Slime sticks around
This affects Towns, essentially turning them into dual lands minus the subtypes, but also affects many other combo friendly lands, like Simic Growth ChamberSimic Growth Chamber and other bouncelands, MirrorpoolMirrorpool, and tokens created by Overlord of the HauntwoodsOverlord of the Hauntwoods
It simply is not the reason youre playing this card, and if for some reason youre considering it as a way to close games, there are better options that more thoroughly break through opposing defenses
Decks that can benefit from cheap chump blockers or, more importantly, a number of evasive threats to which they can apply devastating equipment cards will find a lot of usefulness out of this time lost sorcery