Theres a lot of them, theyre very fragile, and theyre expensive
Fill your graveyard and avenge the dead with Graveyard Overdrive, ramp lands and grow value with Tricky Terrain, use energy counters for powerful payoffs with Creative Energy, or unleash Eldrazi to devour all in your path with Eldrazi Incursion
Of course, a dedicated Etrata deck will usually have even better ways to cheat this downside: phasing or flickering her out of play before the shuffle, attacking with copies of the original or copying the trigger itself, or even destroying the target with some other assassin in response to fizzle the shuffle
While you lost out on deathtouch here, you do get to gain life, which can trigger a bunch of effects
Its transmute ability lets you search up any 4-mana spell
Dance of the Elements