Zendikar Rising

Cleric of Life's Bond | Creature | Vampire Cleric | Whenever another Cleric enters the battlefield under your control, you gain 1 life. Whenever you gain life for the first time each turn, put a +1/+1 counter on Cleric of Life's Bond. | Andrey Kuzinskiy

Murasa Rootgrazer | Creature | Beast | Vigilance {T}: You may put a basic land card from your hand onto the battlefield. {T}: Return target basic land you control to its owner's hand. | Mathias Kollros

Soaring Thought-Thief | Creature | Human Rogue | Flash Flying As long as an opponent has eight or more cards in their graveyard, Rogues you control get +1/+0. Whenever one or more Rogues you control attack, each opponent mills two cards. | Lie Setiawan

Moss-Pit Skeleton | Creature | Plant Skeleton | Kicker {3} (You may pay an additional {3} as you cast this spell.) If Moss-Pit Skeleton was kicked, it enters the battlefield with three +1/+1 counters on it. Whenever one or more +1/+1 counters are put on a creature you control, if Moss-Pit Skeleton is in your graveyard, you may put Moss-Pit Skeleton on top of your library. | Bryan Sola

Brushfire Elemental | Creature | Elemental | Haste Brushfire Elemental can't be blocked by creatures with power 2 or less. Landfall — Whenever a land enters the battlefield under your control, Brushfire Elemental gets +2/+2 until end of turn. | Campbell White