Other enchantments you control have shroud. (A permanent with shroud can't be the target of spells or abilities.)
Enchanted creatures you control have shroud.

As Hall of Triumph enters the battlefield, choose a color.
Creatures you control of the chosen color get +1/+1.

Put a -1/-1 counter on target creature, two -1/-1 counters on another target creature, and three -1/-1 counters on a third target creature.

Put a +1/+1 counter on target creature, two +1/+1 counters on another target creature, and three +1/+1 counters on a third target creature.

Whenever you crank Inflation Station, target creature gets +3/+3 until end of turn.

When you encounter Interplanar Tunnel, reveal cards from the top of your planar deck until you reveal five plane cards. Put a plane card from among them on top of your planar deck, then put the rest of the revealed cards on the bottom in a random order. (Then planeswalk away from this phenomenon.)

At the beginning of your upkeep, if an opponent controls more lands than you, you may search your library for up to three basic land cards, reveal them, put them into your hand, then shuffle your library.

Equipped creature gets +1/+2 and has deathtouch.
Equip

Search your library for a basic land card, reveal it, put it into your hand, then shuffle your library.

Flying
When Nevermaker leaves the battlefield, put target nonland permanent on top of its owner's library.
Evoke (You may cast this spell for its evoke cost. If you do, it's sacrificed when it enters the battlefield.)

Search target player's library for up to X cards, where X is the number of Swamps you control, and exile them. Then that player shuffles their library.

Whenever you crank Oaken Power Suit, target creature gets +X/+X until end of turn, where X is the greatest power among creatures you control.

When Oblivion Ring enters the battlefield, exile another target nonland permanent.
When Oblivion Ring leaves the battlefield, return the exiled card to the battlefield under its owner's control.

Whenever you crank Quick-Stick Lick Trick, target creature gets +1/+1 and gains lifelink until end of turn.

Whenever you crank Refibrillator, return target creature card from your graveyard to your hand.

Whenever you crank Sap Sucker, add . Until end of turn, you don't lose this mana as steps and phases end.

Whenever a creature you control attacks, it gets +1/+0 until end of turn for each other attacking creature that shares a creature type with it.

Choose one —
• Target opponent reveals their hand and discards all colorless nonland cards.
• Target opponent reveals their hand and discards all multicolored cards.

, : Flip a coin. If you win the flip, sacrifice Sorcerer's Strongbox and draw three cards.

Equipped creature gets +2/+0 and has first strike.
Equip