Let's say I have 4 creatures on the battlefield, and the Dragon Tempest enchantment out as well.
If I use Descent of the Dragons and replace all 4 of my creatures, how does this interact with dragon tempest?
1) 4 damage dealt to target controller or target creature (enchantment interprets all 4 dragons being placed as one event).
2) 10 damage dealt to target controller or target creature (enchantment triggers for each time dragon enters battlefield (1 dmg, 2 dmg, 3 dmg, 4 dmg)).
3) Something else entirely!
Thanks