That's what heads meant, right
all you need to know for Swinging Ship is you need to open the attraction, roll a 6-sided dice, and get a 2 or a 6 during your first main phase, and then you get an additional combat phase after your first one
Where its at its best is on turn one helping you cast a ton of mana rocks, your Tymna, or a Rhystic Study, or slightly later, maybe on turn three, where it helps you double or triple spell some of your most impactful (but more expensive) cards
Does Indestructible Survive Destroy All Creatures
That Wizards of the Coast has upheld the list in its current form for over 10 years, and before that for almost another 20, puts a lot of stock in it being something it must keep going
The damage to make Treasure tokens has to be from combat damage , meaning dealing damage with Captain America's effect will not create Treasures