Everythingamajig

1: Flip a coin. If you win the flip, add CC. Activate only as an instant.

3, ⟳: Target player discards a card. Activate only during your turn.

X: This artifact becomes an X/X Construct artifact creature until end of turn.

//

2, ⟳: Move a counter from one permanent onto another. If the second permanent refers to any kind of counter, the moved counter becomes one of those counters. Otherwise, it becomes a +1/+1 counter.

3, ⟳: Put a +1/+1 counter on target creature.

4, ⟳: Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

//

1, ⟳: Scry 2.

1, ⟳, Pay 1 life: Create a 0/1 white Goat creature token.

7, ⟳, Sacrifice this artifact: Choose target player. At the beginning of the next end step, exchange life totals with that player, exchange control of all permanents you and that player control, and exchange cards in your hands, cards in your libraries, and cards in your graveyards.

//

⟳: Add one mana of any color.

1, ⟳: Say the flavor text on a card in your hand. Target opponent guesses that card's name. You may reveal that card. If you do and your opponent guessed wrong, draw a card.

8, ⟳: This artifact deals 12 damage to target creature.

//

Sacrifice a land: You gain 2 life.

Sacrifice a creature: Add CC.

2, Discard a card: Search your library for a card that shares a complete word in its name with the name of the discarded card, reveal it, put it into your hand, then shuffle.

//

2, ⟳: Draw a card. Activate only if you have no cards in hand.

8, ⟳: You gain 10 life.

4, ⟳, Sacrifice this artifact: You may put a silver-bordered or acorn permanent card from your hand onto the battlefield.