Target creature and all other creatures with the same name as that creature get -3/-3 until end of turn.

Destroy target creature.

All creatures get -3/-3 until end of turn.

Flying

, , Sacrifice Blight Keeper: Target opponent loses 4 life and you gain 4 life.

Attacking Pests you control get +1/+0 and have menace.

Whenever a nontoken creature you control dies, create a 1/1 black and green Pest creature token with "When this creature dies, you gain 1 life."

Equipped creature gets +1/+0 and has wither. (It deals damage to creatures in the form of -1/-1 counters.)

Equip

Protection from green (This creature can't be blocked, targeted, dealt damage, enchanted, or equipped by anything green.)

Creatures your opponents control can't have +1/+1 counters put on them.

When Blight-Breath Catoblepas enters, target creature an opponent controls gets -X/-X until end of turn, where X is your devotion to black. (Each in the mana costs of permanents you control counts toward your devotion to black.)

Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)

Blighted Agent can't be blocked.

Enchant land

When Blighted Burgeoning enters, incubate 2. (Create an Incubator token with two +1/+1 counters on it and ": Transform this artifact." It transforms into a 0/0 Phyrexian artifact creature.)

Whenever enchanted land is tapped for mana, its controller adds an additional one mana of any color.

: Add .

, , Sacrifice Blighted Fen: Target opponent sacrifices a creature of their choice.

, Sacrifice a Swamp: Target creature gets +1/+1 until end of turn.

, Sacrifice a creature: Target creature gets +2/+2 until end of turn.

: Add .

, , Sacrifice Blighted Woodland: Search your library for up to two basic land cards, put them onto the battlefield tapped, then shuffle.

: Transform Blightreaper Thallid. Activate only as a sorcery. ( can be paid with either or 2 life.)

When this creature transforms into Blightsower Thallid or dies, create a 1/1 green Phyrexian Saproling creature token.

Trample, infect, indestructible

If Blightsteel Colossus would be put into a graveyard from anywhere, reveal Blightsteel Colossus and shuffle it into its owner's library instead.

Reach (This creature can block creatures with flying.)

Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)

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

Enchant creature

Enchanted creature gets -1/-1 and can't block.

When Eyeblight Assassin enters, target creature an opponent controls gets -1/-1 until end of turn.

Non-Elf creatures get -2/-2 until end of turn.

Deathtouch

Whenever a creature you control with deathtouch attacks, each opponent loses 1 life and you gain 1 life.

Whenever a creature you control with deathtouch deals damage to a planeswalker, destroy that planeswalker.

Put a -1/-1 counter on target creature, two -1/-1 counters on another target creature, and three -1/-1 counters on a third target creature.

Whenever you gain life, each opponent loses 1 life.

Protection from black

Threshold — Nantuko Blightcutter gets +1/+1 for each black permanent your opponents control as long as seven or more cards are in your graveyard.

Extort (Whenever you cast a spell, you may pay . If you do, each opponent loses 1 life and you gain that much life.)

Other creatures you control have extort. (If a creature has multiple instances of extort, each triggers separately.)

Deathtouch