Mindslicer

When Mindslicer dies, each player discards their hand.

Wailing Ghoul

When Wailing Ghoul enters, mill two cards. (Put the top two cards of your library into your graveyard.)

At the beginning of your upkeep, mill a card.
{2}{B}, {T}, Exile a creature card from your graveyard: Draw a card.

Deathtouch
At the beginning of your upkeep, exile two cards from your graveyard. If you can't, sacrifice Egon and draw a card.

Mill four cards. (Then exile this card. You may cast the creature later from exile.)

As long as there are four or more creature cards in your graveyard, Gray Slaad has menace and deathtouch.

Deathtouch
When Mire Triton enters, mill two cards and you gain 2 life. (To mill a card, put the top card of your library into your graveyard.)