I still dont know for sure that its better or worse than Walking Ballista, but Ive cast it dozens of times now, and making a giant threat is occasionally just what the doctor orders
The crew tends to find themselves stumbling upon mysteries rather than seeking them out, so I thought it would be more fitting that they all bring their strengths to an unexpected situation, instead of specifically having prepared for it
They don't need to enter at the same time, and it doesn't matter what happens to them immediately afterward
Enduring Courage Enduring Courage is a neat pump out of Duskmourn: House of Horror in that it only works the turn your creature enters
Alakazam ex has the very interesting Dimensional Hand attack that swings for 120 damage but can be used even if Alakazam ex is on the Bench
Seismic Sense is bad on turn 1, but better on turns 5-6, considering how many more cards you see