Skulk (This creature can't be blocked by creatures with greater power.)When Uninvited Geist deals combat damage to a player, transform it.Unimpeded Trespasser can't be blocked.
Whenever you cast an instant or sorcery spell from your hand, you may cast target card with the same name as that spell from your graveyard. (You still pay its costs.)
FlyingDelirium — Sacrifice another creature: Reaper of Flight Moonsilver gets +2/+1 until end of turn. Activate only if there are four or more card types among cards in your graveyard.
Reveal the top X plus one cards of your library and separate them into two piles. An opponent chooses one of those piles. Put that pile into your hand and the other into your graveyard.
Flash (You may cast this spell any time you could cast an instant.)When Pack Guardian enters, you may discard a land card. If you do, create a 2/2 green Wolf creature token.
Return target creature to its owner's hand.Madness (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)
Look at the top two cards of your library. Put one of them into your hand and the other into your graveyard.Madness (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)
At the beginning of combat on your turn, target creature you control gains indestructible until end of turn.: Nahiri's Machinations deals 1 damage to target blocking creature.
When Obsessive Skinner enters, put a +1/+1 counter on target creature.Delirium — At the beginning of each opponent's upkeep, if there are four or more card types among cards in your graveyard, put a +1/+1 counter on target creature.
This spell can't be countered.You may have Altered Ego enter as a copy of any creature on the battlefield, except it enters with X additional +1/+1 counters on it.
Investigate, then target creature gets +1/+1 until end of turn for each Clue you control. (Create a Clue token. It's an artifact with ", Sacrifice this artifact: Draw a card.")
Delirium — : Transform Kindly Stranger. Activate only if there are four or more card types among cards in your graveyard.When this creature transforms into Demon-Possessed Witch, you may destroy target creature.
