Unfinity

{T}, Sacrifice this artifact: Add one mana of any color.

Visit — Creatures you control get +1/+0 until end of turn.

Put target creature into its owner's library just beneath the top X cards of that library, where X is the number of doors you can see from your seat.

Visit — Roll a six-sided die. Put a number of luck counters on Pick-a-Beeble equal to the result and create a Treasure token. Then if there are six...

Return up to two target creature cards from your graveyard to your hand. Create a Food token for each trash can you can see from your seat. (It's a...

Reveal the top three cards of your library, then choose a consonant. (Y counts.) Put each card that has the chosen letter in the first word of its ...

Collect your {TK} (ticket counters) here! Spend them whenever you place a sticker with a {TK} cost.

{2}, {T}, Sacrifice this artifact: You gain 3 life.

{T}, Sacrifice Rat in the Hat: Until end of turn, you may cast target creature card that has a hat from your graveyard.

At the beginning of your upkeep, you may fold this token in half.

{T}, Sacrifice this artifact: Add one mana of any color.

Creatures you control get +2/+0 and gain alpha strike until end of turn. (A creature with alpha strike has first strike as long as it's blocking or...

Visit — Drop three cards you own from outside the game one at a time onto the playing area from a height of at least one foot (about 0.3 meters). I...

Counter target spell, then as a person outside the game if that spell looks dangerous to them. If they say yes, draw a card, then discard a card.

Put an art sticker on a nonland permanent you own. Then ask a person outside the game to rate its new art on a scale from 1 to 5, where 5 is the be...

Visit — Create a 1/1 white Clown Robot artifact creature token.

When Alpha Guard enters the battlefield, choose a letter. {T}: Untap another target permanent whose name starts with the chosen letter.

{2}, {T}, Sacrifice this artifact: You gain 3 life.

Visit — Roll a six-sided die. Put a number of luck counters on Pick-a-Beeble equal to the result and create a Treasure token. Then if there are six...

Flying, haste When Dissatisfied Customer enters the battlefield, roll a six-sided die. If the result is 3 or less, you lose that much life.

{T}, Sacrifice this artifact: Add one mana of any color.

Visit — Scry 1.