Flitterstep Eidolon | Enchantment Creature | Spirit | Bestow {5}{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.)
Flitterstep Eidolon can't be blocked.
Enchanted creature gets +1/+1 and can't be blocked. | Chase Stone
Meletis Astronomer | Creature | Human Wizard | Heroic — Whenever you cast a spell that targets Meletis Astronomer, look at the top three cards of your library. You may reveal an enchantment card from among them and put it into your hand. Put the rest on the bottom of your library in any order. | Dan Scott
Thassa's Rebuff | Instant | | Counter target spell unless its controller pays {X}, where X is your devotion to blue. (Each {U} in the mana costs of permanents you control counts toward your devotion to blue.) | Lucas Graciano
Kiora's Follower | Creature | Merfolk | {T}: Untap another target permanent. | Eric Deschamps