{2}, {T}: Add {B} for each Swamp you control.

({T}: Add {B} or {G}.) As this land enters, you may pay 2 life. If you don't, it enters tapped.

({T}: Add {B}.)

Afflict 3 (Whenever this creature becomes blocked, defending player loses 3 life.) Whenever an opponent casts a spell, put a -1/-1 counter on this creature. Whenever this creature deals combat damage to a player, remove all -1/-1 counters from it.

Put X -1/-1 counters on each creature. Shuffle Black Sun's Zenith into its owner's library.

This creature enters with four -1/-1 counters on it. Wither (This deals damage to creatures in the form of -1/-1 counters.) Whenever you cast a black spell, remove a -1/-1 counter from this creature. Whenever you cast a green spell, remove a -1/-1 counter from this creature.

Defender, flying Wither (This deals damage to creatures in the form of -1/-1 counters.)

Whenever this creature attacks or blocks, put a -1/-1 counter on it. When this creature dies, draw a card for each -1/-1 counter on it.

Whenever Hapatra deals combat damage to a player, you may put a -1/-1 counter on target creature. Whenever you put one or more -1/-1 counters on a creature, create a 1/1 green Snake creature token with deathtouch.

When this creature enters, you gain 2 life. Persist (When this creature dies, if it had no -1/-1 counters on it, return it to the battlefield under its owner's control with a -1/-1 counter on it.)