At the beginning of your upkeep, return a permanent you control to its owner's hand.

Take an extra turn after this one.

When Clocknapper enters, choose beginning phase, precombat main phase, combat phase, postcombat main phase, or ending phase. Steal that phase from target player during their next turn. (That phase occurs as though it's your turn instead.)

Flying
Whenever you cast a Spirit or Arcane spell, you may have target player mill X cards, where X is that spell's mana value.

Counter target spell.
Investigate three times.

Choose target artifact or creature. You get (four energy counters), then you may pay an amount of equal to that permanent's mana value. If you do, gain control of it.

Counter target spell.
Draw a card.

Enchant creature
You control enchanted creature.
Enchanted creature has infect.

Counter target spell. Search its controller's graveyard, hand, and library for all cards with the same name as that spell and exile them. Then that player shuffles.

Flying
Whenever this creature attacks, you may goad target creature defending player controls.

Whenever a creature becomes the target of a spell or ability, return that creature to its owner's hand. (It won't be affected by the spell or ability.)

Flying
Whenever this creature deals combat damage to a player, that player exiles cards from the top of their library until they exile an instant or sorcery card. You may cast that card without paying its mana cost. Then that player puts the exiled cards that weren't cast this way on the bottom of their library in a random order.

Flying
As an additional cost to cast blue permanent spells, you may pay 2 life. Those spells cost less to cast if you paid life this way. This effect reduces only the amount of blue mana you pay.
Whenever you cast a blue permanent spell, draw a card.

Devoid
Kicker
When you cast this spell, choose one. If it was kicked, choose both instead.
• Return target creature to its owner's hand.
• Target player draws two cards, then discards a card.

Counter target spell. If an artifact or creature spell is countered this way, put that card onto the battlefield under your control instead of into its owner's graveyard.

Return all nonland permanents to their owners' hands.
Miracle

, Exile an instant or sorcery card from your graveyard: Choose one —
• Counter target noncreature spell unless its controller pays .
• This creature gets +1/+1 until end of turn.
• Tap target creature.
• Untap target creature.

, Sacrifice a permanent: Return target permanent to its owner's hand.

Flash
Convoke
When this creature enters, return up to one other target nonland permanent to its owner's hand.

Exploit
When this creature exploits a creature, target creature's owner puts it on their choice of the top or bottom of their library.

Flying
This creature enters with three wish counters on it.
, Remove a wish counter from this creature: Reveal the top card of your library. You may play that card without paying its mana cost. If you don't, exile it.

Flying
Whenever you cast an instant or sorcery spell, create a 1/1 blue Human Wizard creature token. Then if you control three or more Wizards, transform this creature.

Flying
When Double Header enters, you may return target permanent with a two-word name to its owner's hand.

Choose another player. You draw two cards. At the beginning of the first upkeep in your next game with that player, you draw two cards.

Rather than pay the mana cost for a spell, its controller may discard a card that shares a color with that spell.

Enchant permanent
You can't choose an untapped permanent as this spell's target as you cast it.
You control enchanted permanent.

When this enchantment enters, exile the top five cards of your library face down.
At the beginning of your upkeep, you may exile all cards from your hand face down. If you do, put all other cards you own exiled with this enchantment into your hand.
At the beginning of your end step, discard a card.
When you lose control of this enchantment, put all cards exiled with this enchantment into their owner's graveyard.

When you cast this spell, copy it for each time you've cast your commander from the command zone this game. You may choose new targets for the copies.
Create a token that's a copy of target artifact.

Choose target creature you control. Each other creature you control becomes a copy of it until end of turn, except those creatures aren't legendary.