This spell can't be countered.Hexproof (This creature can't be the target of spells or abilities your opponents control.): Regenerate Thrun, the Last Troll.
Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)When Core Prowler dies, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)
First strike, protection from red and from whiteInfect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)
When this creature enters, creatures your opponents control get -2/-2 until end of turn.Whenever a creature an opponent controls dies, that player loses 2 life.
: Create a 1/1 colorless Myr artifact creature token., Tap five untapped Myr you control: Search your library for a Myr creature card, put it onto the battlefield, then shuffle.
Imprint — When Knowledge Pool enters, each player exiles the top three cards of their library.Whenever a player casts a spell from their hand, that player exiles it. If the player does, they may cast a spell from among other cards exiled with Knowledge Pool without paying its mana cost.
Enchant creatureYou control enchanted creature.Enchanted creature has infect. (It deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)
Battle cry (Whenever this creature attacks, each other attacking creature gets +1/+0 until end of turn.)Signal Pest can't be blocked except by creatures with flying or reach.
When Leonin Relic-Warder enters, you may exile target artifact or enchantment.When Leonin Relic-Warder leaves the battlefield, return the exiled card to the battlefield under its owner's control.
Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)When Viridian Corrupter enters, destroy target artifact.
+1: Look at the top five cards of your library. You may reveal an artifact card from among them and put it into your hand. Put the rest on the bottom of your library in any order.−1: Target artifact becomes an artifact creature with base power and toughness 5/5.−4: Target player loses X life and you gain X life, where X is twice the number of artifacts...
HasteBattle cry (Whenever this creature attacks, each other attacking creature gets +1/+0 until end of turn.)Whenever Hero of Oxid Ridge attacks, creatures with power 1 or less can't block this turn.
Look at the top five cards of your library. You may reveal any number of creature cards from among them and put the revealed cards into your hand. Put the rest on the bottom of your library in any order.
FlyingInfect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)Sacrifice a creature: Flesh-Eater Imp gets +1/+1 until end of turn.