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.
FlyingWhenever you cast a creature spell with mana value 3 or less, investigate. (Create a Clue token. It's an artifact with ", Sacrifice this artifact: Draw a card.")
, : Put a charge counter on Brain in a Jar, then you may cast an instant or sorcery spell with mana value equal to the number of charge counters on Brain in a Jar from your hand without paying its mana cost., , Remove X charge counters from Brain in a Jar: Scry X.
Enchant creatureEnchanted creature gets +2/+2.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.)
, Discard a card: Transform Elusive Tormentor.Hexproof, indestructibleInsidious Mist can't block and can't be blocked.Whenever Insidious Mist attacks and isn't blocked, you may pay . If you do, transform it.
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.
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.")
Enchant creatureEnchanted creature has "Whenever this creature attacks, create a 4/4 white Angel creature token with flying that's tapped and attacking. Exile that token at end of combat."
MenaceAt the beginning of your upkeep, reveal the top card of your library. Any opponent may have you put that card into your graveyard. If a player does, Sin Prodder deals damage to that player equal to that card's mana value. Otherwise, put that card into your hand.
FlyingWhen Topplegeist enters, tap target creature an opponent controls.Delirium — At the beginning of each opponent's upkeep, if there are four or more card types among cards in your graveyard, tap target creature that player controls.
Landfall — Whenever a land you control enters, investigate. (Create a Clue token. It's an artifact with ", Sacrifice this artifact: Draw a card.")Whenever you sacrifice a Clue, put a +1/+1 counter on Tireless Tracker.
Exile target creature and all other creatures its controller controls with the same name as that creature. That player investigates for each nontoken creature exiled this way.
Burn from Within deals X damage to any target. If a creature is dealt damage this way, it loses indestructible until end of turn. If that creature would die this turn, exile it instead.
Whenever Wolf of Devil's Breach attacks, you may pay and discard a card. If you do, Wolf of Devil's Breach deals damage to target creature or planeswalker equal to the discarded card's mana value.
Delirium — Whenever Inexorable Blob attacks, if there are four or more card types among cards in your graveyard, create a 3/3 green Ooze creature token that's tapped and attacking.