
Chorus of the Tides | Creature | Siren | Flying
Heroic — Whenever you cast a spell that targets Chorus of the Tides, scry 1. (To scry 1, look at the top card of your library, then you may put that card on the bottom of your library.) | Steve Prescott

Crypsis | Instant | | Target creature you control gains protection from creatures your opponents control until end of turn. Untap it. | Daarken

Deepwater Hypnotist | Creature | Merfolk Wizard | Inspired — Whenever Deepwater Hypnotist becomes untapped, target creature an opponent controls gets -3/-0 until end of turn. | Christopher Moeller

Divination | Sorcery | | Draw two cards. | Willian Murai

Evanescent Intellect | Enchantment | Aura | Enchant creature
Enchanted creature has "{1}{U}, {T}: Target player mills three cards." | Dan Scott

Floodtide Serpent | Creature | Serpent | Floodtide Serpent can't attack unless you return an enchantment you control to its owner's hand. (This cost is paid as attackers are declared.) | Steven Belledin

Nullify | Instant | | Counter target creature or Aura spell. | Adam Paquette

Nyxborn Triton | Enchantment Creature | Merfolk | Bestow {4}{U} (If you cast this card for its bestow cost, it's an Aura spell with enchant creature. It becomes a creature again if it's not attached to a creature.)
Enchanted creature gets +2/+3. | Clint Cearley

Retraction Helix | Instant | | Until end of turn, target creature gains "{T}: Return target nonland permanent to its owner's hand." | Phill Simmer

Sphinx's Disciple | Creature | Human Wizard | Flying
Inspired — Whenever Sphinx's Disciple becomes untapped, draw a card. | Ryan Alexander Lee

Stratus Walk | Enchantment | Aura | Enchant creature
When Stratus Walk enters the battlefield, draw a card.
Enchanted creature has flying. (It can't be blocked except by creatures with flying or reach.)
Enchanted creature can block only creatures with flying. | Aaron Miller

Sudden Storm | Instant | | Tap up to two target creatures. Those creatures don't untap during their controllers' next untap steps. Scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.) | Adam Paquette