Emrakul, the Promised End [Eldritch Moon] Dominaria Whenever a +1/+1 counter is

Whenever a +1/+1 counter is removed from Protean Hydra

add {R} for each 1 life your opponents have lost this turn

you gain 2 life for each Shrine you control

The same is true for creature spells you control and creature cards you own that aren't on the battlefield

Emrakul, the Promised End [Eldritch Moon] Dominaria Whenever a +1/+1 counter isSet: Eldritch Moon Type: Legendary Creature Eldrazi Rarity: Mythic Cost: {13} This spell costs {1} less to cast for each card type among cards in your graveyard. When you cast this spell, you gain control of target opponent during that player's next turn. After that turn, that player takes an extra turn. Flying, trample, protection from instants An enigma as vexing as life itself.