Inspired — Whenever Aerie Worshippers becomes untapped, you may pay {2}{U}. If you do, create a 2/2 blue Bird enchantment creature token with flying.

Flying

Inspired — Whenever Arbiter of the Ideal becomes untapped, reveal the top card of your library. If it’s an artifact, creature, or land card, you may put it onto the battlefield with a manifestation counter on it. That permanent is an enchantment in addition to its other types.

Inspired — Whenever Daring Thief becomes untapped, you may exchange control of target nonland permanent you control and target permanent an opponent controls that shares a card type with it.

Inspired — Whenever Deepwater Hypnotist becomes untapped, target creature an opponent controls gets -3/-0 until end of turn.

Inspired — Whenever Disciple of Deceit becomes untapped, you may discard a nonland card. If you do, search your library for a card with the same mana value as that card, reveal it, put it into your hand, then shuffle.

Inspired — Whenever Felhide Spiritbinder becomes untapped, you may pay {1}{R}. If you do, create a token that’s a copy of another target creature, except it’s an enchantment in addition to its other types. It gains haste. Exile it at the beginning of the next end step.

Intimidate (This creature can’t be blocked except by artifact creatures and/or creatures that share a color with it.)

Inspired — Whenever Forlorn Pseudamma becomes untapped, you may pay {2}{B}. If you do, create a 2/2 black Zombie enchantment creature token.

Whenever Ghostly Pilferer becomes untapped, you may pay {2}. If you do, draw a card.

Whenever an opponent casts a spell from anywhere other than their hand, draw a card.

Discard a card: Ghostly Pilferer can’t be blocked this turn.

Inspired — Whenever God-Favored General becomes untapped, you may pay {2}{W}. If you do, create two 1/1 white Soldier enchantment creature tokens.

You may choose not to untap Grand Marshal Macie during your untap step. If you do, put a pause counter on it, then you lose 1 life for each pause counter on it.

Whenever Macie becomes untapped, remove all pause counters from it.

{2}, {T}: Choose an “until end of turn” or “this turn” effect. As long as Macie remains tapped, that effect doesn’t end.

Whenever Hollowsage becomes untapped, you may have target player discard a card.

You may choose not to untap Immovable Rod during your untap step.

Whenever Immovable Rod becomes untapped, venture into the dungeon.

{3}{W}, {T}: For as long as Immovable Rod remains tapped, another target permanent loses all abilities and can’t attack or block.

{T}, Discard a card: Up to one target creature can’t be blocked this turn.

Whenever Key to the City becomes untapped, you may pay {2}. If you do, draw a card.

Inspired — Whenever King Macar, the Gold-Cursed becomes untapped, you may exile target creature. If you do, create a Gold token. (It’s an artifact with “Sacrifice this artifact: Add one mana of any color.”)

Inspired — Whenever Kragma Butcher becomes untapped, it gets +2/+0 until end of turn.

Whenever a permanent becomes untapped, that permanent’s controller mills a card.

Inspired — Whenever Oreskos Sun Guide becomes untapped, you gain 2 life.

Inspired — Whenever Pain Seer becomes untapped, reveal the top card of your library and put that card into your hand. You lose life equal to that card’s mana value.

Inspired — Whenever Pheres-Band Raiders becomes untapped, you may pay {2}{G}. If you do, create a 3/3 green Centaur enchantment creature token.

Inspired — Whenever Pheres-Band Tromper becomes untapped, put a +1/+1 counter on it.