As long as this artifact is untapped, each player chooses artifact, creature, or land during their untap step. That player can untap only permanents of the chosen type this step.

Scry 2, then draw two cards. You get (two energy counters).

This artifact enters with three arrowhead counters on it.
At the beginning of your upkeep, if there are no arrowhead counters on this artifact, sacrifice it.
, Remove an arrowhead counter from this artifact: Put a -1/-1 counter on target creature.

Compleated ({G/W/P} can be paid with , , or 2 life. If life was paid, this planeswalker enters with two fewer loyalty counters.)
+1: Reveal the top card of your library. If it's a creature or planeswalker card, put it into your hand. Otherwise, you may put it on the bottom of your library.
−3: Distribute three +1/+1 counters among up to three target creatures. They gain vigilance until end of turn.
−6: You get an emblem with "Whenever you cast a creature or planeswalker spell, target opponent gets two poison counters."

Flying
When Silver Surfer enters, you may search your library for a card named Galactus, Devourer of Worlds, reveal it, put it into your hand, then shuffle.
Whenever Silver Surfer deals combat damage to a player, until the end of your next turn, target creature attacks that player each combat if able.

This spell can't be countered.
Flying, haste
: Inferno of the Star Mounts gets +1/+0 until end of turn. When its power becomes 20 this way, it deals 20 damage to any target.

Artifact creatures and Heroes you control get +1/+1 for each Artificer you control and each Artificer card in your graveyard.
A deck can have any number of cards named Cid, Timeless Artificer.
Cycling (, Discard this card: Draw a card.)

: Add one mana of any color. Spend this mana only to cast a creature spell.

You may have this artifact enter as a copy of any artifact on the battlefield.

Play with the top card of your library revealed.
You may cast Goblin spells from the top of your library.
As long as the top card of your library is a Goblin card, this creature has all activated abilities of that card.

When this creature enters, each creature target opponent controls loses all abilities, becomes a Coward in addition to its other types, and has base power and toughness 1/1.

Other Goblin creatures you control get +1/+1.
: Regenerate another target Goblin.

Destroy target artifact. It can't be regenerated. That artifact's controller gains life equal to its mana value.

This land enters tapped. As it enters, choose a color.
: Add one mana of the chosen color.
, : For each color among monocolored permanents you control, add one mana of that color.

Search your library for up to two basic land cards, reveal those cards, put one onto the battlefield tapped and the other into your hand, then shuffle.

Enchant creature
Whenever enchanted creature deals combat damage to a player, you may search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.

Offspring (You may pay an additional as you cast this spell. If you do, when this creature enters, create a 1/1 token copy of it.)
Landfall — Whenever a land you control enters, this creature deals 1 damage to target opponent.

: Put a +1/+1 counter on each artifact creature you control.

Mind Swap — You may have Superior Spider-Man enter as a copy of any creature card in a graveyard, except his name is Superior Spider-Man and he's a 4/4 Spider Human Hero in addition to his other types. When you do, exile that card.

Return target creature to its owner's hand. Untap up to two lands.