Pioneer Masters

Conclave Naturalists | Creature | Dryad | When Conclave Naturalists enters, you may destroy target artifact or enchantment. | Howard Lyon

Nessian Asp | Creature | Snake | Reach {6}{G}: Monstrosity 4. (If this creature isn't monstrous, put four +1/+1 counters on it and it becomes monstrous.) | Alex Horley-Orlandelli

Shamanic Revelation | Sorcery | | Draw a card for each creature you control. Ferocious — You gain 4 life for each creature you control with power 4 or greater. | Cynthia Sheppard

Whisperwood Elemental | Creature | Elemental | At the beginning of your end step, manifest the top card of your library. (Put it onto the battlefield face down as a 2/2 creature. Turn it face up any time for its mana cost if it's a creature card.) Sacrifice Whisperwood Elemental: Until end of turn, face-up nontoken creatures you control gain "When this creature dies, manifest the top card of your library." | Raymond Swanland

Stampeding Elk Herd | Creature | Elk | Formidable — Whenever Stampeding Elk Herd attacks, if creatures you control have total power 8 or greater, creatures you control gain trample until end of turn. | Carl Frank

Hunter's Prowess | Sorcery | | Until end of turn, target creature gets +3/+3 and gains trample and "Whenever this creature deals combat damage to a player, draw that many cards." | Greg Staples

Karametra, God of Harvests | Legendary Enchantment Creature | God | Indestructible As long as your devotion to green and white is less than seven, Karametra isn't a creature. Whenever you cast a creature spell, you may search your library for a Forest or Plains card, put it onto the battlefield tapped, then shuffle. | Eric Deschamps

Ajani, Mentor of Heroes | Legendary Planeswalker | Ajani | +1: Distribute three +1/+1 counters among one, two, or three target creatures you control. +1: Look at the top four cards of your library. You may reveal an Aura, creature, or planeswalker card from among them and put it into your hand. Put the rest on the bottom of your library in any order. −8: You gain 100 life. | Aaron Miller

Bring to Light | Sorcery | | Converge — Search your library for a creature, instant, or sorcery card with mana value less than or equal to the number of colors of mana spent to cast this spell, exile that card, then shuffle. You may cast that card without paying its mana cost. | Jonas De Ro

Urban Evolution | Sorcery | | Draw three cards. You may play an additional land this turn. | Eytan Zana

Kruphix, God of Horizons | Legendary Enchantment Creature | God | Indestructible As long as your devotion to green and blue is less than seven, Kruphix isn't a creature. You have no maximum hand size. If you would lose unspent mana, that mana becomes colorless instead. | Daarken

Xenagos, God of Revels | Legendary Enchantment Creature | God | Indestructible As long as your devotion to red and green is less than seven, Xenagos isn't a creature. At the beginning of combat on your turn, another target creature you control gains haste and gets +X/+X until end of turn, where X is that creature's power. | Jason Chan

Sarkhan Unbroken | Legendary Planeswalker | Sarkhan | +1: Draw a card, then add one mana of any color. −2: Create a 4/4 red Dragon creature token with flying. −8: Search your library for any number of Dragon creature cards, put them onto the battlefield, then shuffle. | Aleksi Briclot

Chromanticore | Enchantment Creature | Manticore | Bestow {2}{W}{U}{B}{R}{G} (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.) Flying, first strike, vigilance, trample, lifelink Enchanted creature gets +4/+4 and has flying, first strike, vigilance, trample, and lifelink. | Min Yum