Disperse | Instant | | Return target nonland permanent to its owner's hand. | Ryan Yee
Maritime Guard | Creature | Merfolk Soldier | | Allen Williams
Negate | Instant | | Counter target noncreature spell. | Jeremy Jarvis
Screeching Skaab | Creature | Zombie | When Screeching Skaab enters the battlefield, mill two cards. | Clint Cearley
Send to Sleep | Instant | | Tap up to two target creatures.
Spell mastery — If there are two or more instant and/or sorcery cards in your graveyard, those creatures don't untap during their controllers' next untap steps. | Cynthia Sheppard
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