Possibility Storm

Whenever a player casts a spell from his or her hand, that player exiles it, then exiles cards from the top of his or her library until he or she exiles a card that shares a card type with it. That player may cast that card without paying its mana cost. Then he or she puts all cards exiled with Possibility Storm on the bottom of his or her library in a random order.

Borborygmos Enraged

Trample Whenever Borborygmos Enraged deals combat damage to a player, reveal the top three cards of your library. Put all land cards revealed this way into your hand and the rest into your graveyard. Discard a land card: Borborygmos Enraged deals 3 damage to target creature or player.

Enter the Infinite

Draw cards equal to the number of cards in your library, then put a card from your hand on top of your library. You have no maximum hand size until your next turn.

Goblin Rabblemaster

Other Goblin creatures you control attack each turn if able. At the beginning of combat on your turn, put a 1/1 red Goblin creature token with haste onto the battlefield. Whenever Goblin Rabblemaster attacks, it gets +1/+0 until end of turn for each other attacking Goblin.

Ghor-Clan Rampager

Trample Bloodrush — {R}{G}, Discard Ghor-Clan Rampager: Target attacking creature gets +4/+4 and gains trample until end of turn.

Elvish Mystic

{T}: Add {G} to your mana pool.

Llanowar Elves

Tap to add green mana to your mana pool. This tap can be played as an interrupt.

Game Trail

Chandra, Torch of Defiance

Walking Ballista

Rootbound Crag

Stomping Ground

({T}: Add {R} or {G}.) As Stomping Ground enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

Kiora, Behemoth Beckoner

Whenever a creature with power 4 or greater enters the battlefield under your control, draw a card. −1: Untap target permanent.

Shared Summons

Search your library for up to two creature cards with different names, reveal them, put them into your hand, then shuffle your library.

Embercleave

Flash This spell costs {1} less to cast for each attacking creature you control. When Embercleave enters the battlefield, attach it to target creature you control. Equipped creature gets +1/+1 and has double strike and trample. Equip {3}

Gilded Goose

Flying When Gilded Goose enters the battlefield, create a Food token. (It's an artifact with "{2}, {T}, Sacrifice this artifact: You gain 3 life.") {1}{G}, {T}: Create a Food token. {T}, Sacrifice a Food: Add one mana of any color.

Questing Beast

Vigilance, deathtouch, haste Questing Beast can't be blocked by creatures with power 2 or less. Combat damage that would be dealt by creatures you control can't be prevented. Whenever Questing Beast deals combat damage to an opponent, it deals that much damage to target planeswalker that player controls.

Sorcerous Spyglass

As Sorcerous Spyglass enters the battlefield, look at an opponent's hand, then choose any card name. Activated abilities of sources with the chosen name can't be activated unless they're mana abilities.

Mountain

({T}: Add {R}.)

Forest

({T}: Add {G}.)