As an additional cost to cast this spell, pay {4} or sacrifice an artifact or creature. Destroy target creature or planeswalker.

Target opponent reveals their hand. You choose a noncreature, nonland card from it. That player discards that card.

You draw three cards and you lose 3 life. Corrupted — Each opponent who has three or more poison counters loses 3 life.

You draw two cards and you lose 2 life. Each opponent gets a poison counter.

Target creature you control gets +1/+2 until end of turn. It fights target creature you don't control. (Each deals damage equal to its power to the other.)

Toxic 1 (Players dealt combat damage by this creature also get a poison counter.) When this creature dies, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Reach {1}{G}, Sacrifice this creature: Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Toxic 1 (Players dealt combat damage by this creature also get a poison counter.) When this creature enters, you may search your library for a basic land card, reveal it, then shuffle and put that card on top.

Corrupted — {2}{B}: Return this card from your graveyard to the battlefield tapped. You lose 1 life. Activate only if an opponent has three or more poison counters.

Toxic 2 (Players dealt combat damage by this creature also get two poison counters.) Whenever a creature you control with toxic deals combat damage to a player, that player gets an additional poison counter. {1}{B}{G}: Target creature you control with toxic gains deathtouch until end of turn.

Flying Toxic 1 (Players dealt combat damage by this creature also get a poison counter.)

Toxic 2 {2}{G}: Each other creature you control with toxic gains toxic 1 until end of turn. Activate only once each turn. (A player dealt combat damage by a creature with toxic also gets poison counters equal to that creature's total toxic value.)

{T}: Put an oil counter on this creature. {T}, Remove an oil counter from this creature: Untap target land.

Menace Toxic 2 (Players dealt combat damage by this creature also get two poison counters.)

Reach, trample This creature can't be blocked by creatures with flying.

Exile target creature if it has mana value 3 or less. Corrupted — Exile that creature instead if its controller has three or more poison counters.

Target creature gets +4/+4 until end of turn.

Target creature you control gets +X/+X and gains hexproof and indestructible until end of turn. (A creature with hexproof and indestructible can't be the target of spells or abilities your opponents control. Damage and effects that say "destroy" don't destroy it.)

({T}: Add {G}.)

{T}: Add {C}. {T}: Add one mana of any color. Activate only if this land entered this turn. {3}, {T}: Create a 1/1 colorless Phyrexian Mite artifact creature token with toxic 1 and "This token can't block." (Players dealt combat damage by it also get a poison counter.)

({T}: Add {B}.)