Burglar Rat

When this creature enters, each opponent discards a card.

Ancestral Recall

Dream Salvage

Draw cards equal to the number of cards target opponent discarded this turn.

Mind Rot

Swamp

Horrifying Revelation

Target player discards a card, then mills a card.

Hymn to Tourach

Target player discards two cards at random.

Ancestral Vision

Suspend 4—{U} (Rather than cast this card from your hand, pay {U} and exile it with four time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, you may cast it without paying its mana cost.)
Target player draws three cards.

Grayscaled Gharial

Islandwalk (This creature can't be blocked as long as defending player controls an Island.)

Island

Drainpipe Vermin

When Drainpipe Vermin dies, you may pay {B}. If you do, target player discards a card.

Vicious Rumors

Vicious Rumors deals 1 damage to each opponent. Each opponent discards a card, then mills a card. You gain 1 life.

Cry of Contrition

Target player discards a card.
Haunt (When this spell card is put into a graveyard after resolving, exile it haunting target creature.)
When the creature Cry of Contrition haunts dies, target player discards a card.