Flying When Dreadworld Demon enters, each opponent may have you draw a card. Each player who doesn't loses 3 life. You gain life equal to the life lost this way.
“Always assume a demon's first offer is a mercy.” —Rezzal, the Loamfeaster
When Dream Keeper enters, each player conjures a card named Fatigue and puts it on top of their library. (It's a colorless sorcery that costs {2} with “Draw a card.”) Whenever a player draws a card except the first one they draw in each of their draw steps, each opponent mills a card.
Puzzlebox (Begin the game with this and another card you own from outside the game in the command zone, locked. That card is face down until you unlock this.) {0}: If a player has fifteen or fewer cards in their library, unlock Dreamcast Relic. If the revealed card is blue, put it into your hand. Otherwise, put it on top of your library.
Flying Foresight — Whenever you draw your second card each turn, put a +1/+1 counter on Dreammender Sphinx. Cycling {2}({2}, Discard this card: Draw a card.)
Flash When Dreamnapper enters, another target creature phases out until Dreamnapper leaves the battlefield. (Treat it and anything attached to it as though they don't exist as long as it's phased out.)
Enchant creature Whenever a creature dealt damage by enchanted creature this turn dies, put a +1/+1 counter on enchanted creature. When enchanted creature dies, draw a card.
In the moments after, nothing moved. Until Hadik slowly raised one blood soaked arm.
When Drift Tracer enters, search your library for a basic land card that shares a type with a basic land you control and put it onto the battlefield tapped, then shuffle.
When Driftpicker enters, you may return another non-Crab creature you control to its owner's hand. If you do, create two 1/1 white Bird creature tokens with flying.
It sifts through the Yron Bay at low tide, leaving what it does not want to the birds.
Each player mills five cards. Coalesce {4}{U}{B}(You may cast this from your graveyard for {4}{U}{B}. If you do, it enters as a Horror creature after it resolves. Exile it if it would leave the battlefield or not resolve.) Drink Thoughts Like Oil can't be blocked.
Gain control of target creature until end of turn. Untap it. It gets +2/+0 and gains haste until end of turn.
“There are legends of monsters that reject their once-trusted trainers to disastrous results. At least, we hope they are just legends.” —Professor Maple
When Driver of Hordes enters, create a tapped 2/2 black Zombie creature token. Unearth {3}{B}({3}{B}: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the end step or if it would leave the battlefield. Unearth only as a sorcery.)