(Each affected player or team gets one of those life totals back.) You choose which player or team gets which life total when the ability resolves
On permanents, incubate can be an ETB, a triggered ability, or both like on Essence of Orthodoxy
The Seriema, for example, gives other tapped legendary creatures indestructible when it has enough Station power
"Why is the Spider-Man set is so small?"
In Modern, Alpine Moon has the advantage of coming down two full turns earlier than Blood Moon (one of the problems with Blood Moon is that if you are on the draw and don't have any fast mana, your opponent can assemble Tron and play Karn Liberated before Blood Moon even hits the battlefield), although the combination of Blood Moon and now Damping Sphere means there is suddenly a lot of competition for the "hate on Tron" sideboard slot
I asked the team what the biggest milling effect we could create was