How do you get 2 Poseidon on HorseIsle

you need to have 75% quest points and ride a pegisus over the water to him

you need to go to decay graveyard find shovel go down hallway of haunted house then you need a diving helmet and 4 star tack which you can buy at tack store for like 10.5 million for the set.
p.s top answer is wrong!