
Ojutai's Breath | Instant | | Tap target creature. It doesn't untap during its controller's next untap step.
Rebound (If you cast this spell from your hand, exile it as it resolves. At the beginning of your next upkeep, you may cast this card from exile without paying its mana cost.) | Kev Walker

Reduce in Stature | Enchantment | Aura | Enchant creature
Enchanted creature has base power and toughness 0/2. | Dan Scott

Shorecrasher Elemental | Creature | Elemental | {U}: Exile Shorecrasher Elemental, then return it to the battlefield face down under its owner's control.
{1}: Shorecrasher Elemental gets +1/-1 or -1/+1 until end of turn.
Megamorph {4}{U} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its megamorph cost and put a +1/+1 counter on it.) | Igor Kieryluk

Silumgar Sorcerer | Creature | Human Wizard | Flash (You may cast this spell any time you could cast an instant.)
Flying
Exploit (When this creature enters the battlefield, you may sacrifice a creature.)
When Silumgar Sorcerer exploits a creature, counter target creature spell. | Jeff Simpson

Silumgar Spell-Eater | Creature | Naga Wizard | Megamorph {4}{U} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its megamorph cost and put a +1/+1 counter on it.)
When Silumgar Spell-Eater is turned face up, counter target spell unless its controller pays {3}. | Dave Kendall

Updraft Elemental | Creature | Elemental | Flying | Raf Sarmento

Zephyr Scribe | Creature | Human Monk | {U}, {T}: Draw a card, then discard a card.
Whenever you cast a noncreature spell, untap Zephyr Scribe. | Lius Lasahido

Ojutai Monument | Artifact | | {T}: Add {W} or {U}.
{4}{W}{U}: Ojutai Monument becomes a 4/4 white and blue Dragon artifact creature with flying until end of turn. | Daniel Ljunggren

Silumgar Monument | Artifact | | {T}: Add {U} or {B}.
{4}{U}{B}: Silumgar Monument becomes a 4/4 blue and black Dragon artifact creature with flying until end of turn. | Daniel Ljunggren