Rain of Tears

Poison the Well

Destroy target land. Poison the Well deals 2 damage to that land's controller.

Drain the Well

Smallpox

Each player loses 1 life, discards a card, sacrifices a creature of their choice, then sacrifices a land of their choice.

Psychic Overload

Enchant permanent
When this Aura enters, tap enchanted permanent.
Enchanted permanent doesn't untap during its controller's untap step.
Enchanted permanent has "Discard two artifact cards: Untap this permanent."

Befoul

Destroy target land or nonblack creature. It can't be regenerated.

Propaganda

Creatures can't attack you unless their controller pays {2} for each creature they control that's attacking you.

Languish

All creatures get -4/-4 until end of turn.

Fatal Push

Destroy target creature if it has mana value 2 or less.
Revolt — Destroy that creature if it has mana value 4 or less instead if a permanent left the battlefield under your control this turn.