Spooky20

{1}, {T}: Target player mills a card. Tap four untapped Advisors you control: Target player mills twelve cards. A deck can have any number of cards...

Counter target multicolored spell.

You may have Progenitor Mimic enter the battlefield as a copy of any creature on the battlefield, except it has "At the beginning of your upkeep, i...

Other blue creatures you control get +1/+1. Other red creatures you control get +1/+1. {U/R}{U/R}{U/R}{U/R}: You may put a blue or red creature car...

Flying {1}{U}, Discard two cards: Return Fae of Wishes to its owner's hand.

Defender Thing in the Ice enters the battlefield with four ice counters on it. Whenever you cast an instant or sorcery spell, remove an ice counter...

Untap all nonland permanents you control.

If you would draw a card, instead reveal the top three cards of your library. Put all creature cards revealed this way into your hand and the rest ...

[+1]: Until your next turn, whenever a creature an opponent controls attacks, it gets -1/-0 until end of turn. [-2]: Reveal the top three cards of...

Counter target noncreature spell. Its controller loses 2 life.

Heroic — Whenever you cast a spell that targets Mindreaver, exile the top three cards of target player's library. {U}{U}, Sacrifice Mindreaver: Co...

Destroy target creature. It can't be regenerated. That creature's controller creates a 3/3 green Frog Lizard creature token.

{U}, {T}, Discard a card: Target player mills three cards.

Counter target spell. At the beginning of your next precombat main phase, add X mana in any combination of colors, where X is that spell's mana value.

Return target nonland permanent to its owner's hand. Amass 1. (Put a +1/+1 counter on an Army you control. If you don't control one, create a 0/0 ...

Counter target noncreature spell.

Strive — This spell costs {U} more to cast for each target beyond the first. Return any number of target enchantments to their owners' hands.

Put target creature on top of its owner's library. Scry 1. (Look at the top card of your library. You may put that card on the bottom of your libra...

Surveil 2, then choose an instant or sorcery card in your graveyard. You may cast it this turn. If that spell would be put into your graveyard this...

This spell costs {1} less to cast for each artifact you control. When Emry, Lurker of the Loch enters the battlefield, mill four cards. {T}: Choose...

Switch target creature's power and toughness until end of turn. Draw a card.

This spell costs {1} less to cast for each artifact you control. When Emry, Lurker of the Loch enters the battlefield, mill four cards. {T}: Choose...

Aeronaut Tinkerer has flying as long as you control an artifact. (It can't be blocked except by creatures with flying or reach.)