Main deck (60)
4 Breeding Pool
4 Brineborn Cutthroat
2 Essence Scatter
5 Forest
4 Frilled Mystic
4 Hinterland Harbor
7 Island
4 Merfolk Trickster
1 Negate
4 Nightpack Ambusher
4 Opt
4 Sinister Sabotage
3 Spectral Sailor
2 Swift Warden
2 Syncopate
4 Temple of Mystery
2 Unsummon

Sideboard (15)
2 Aether Gust
3 Cerulean Drake
2 Entrancing Melody
2 Negate
3 Shifting Ceratops
3 Veil of Summer