When Moving Mountains enters, search your library for a land card, put it onto the battlefield tapped, then shuffle.
If a Ruin you control would stop being a creature, it becomes a creature in addition to its other types for as long as you control Moving Mountains.

[+1]: Exile the top card of your library. You may play it this turn. If that card doesn't share a name with a permanent you control or a card in your graveyard, add {R}{R}.
[–2]: Gain control of target creature until end of turn. Untap that creature. It gains haste and menace until end of turn.
[–6]: You get an emblem with “Whenever you amp it up, this emblem deals 2 damage to any target.”

Favored
Whenever your Champion attacks, creatures you control with power 4 or greater get +1/+1 and gain trample until end of turn.

Creatures you control with counters on them have all activated abilities of other creatures you control with counters on them.
{1}, {T}: Teach target creature vigilance.

When Night Squad enters, teach target creature menace. If you put a +1/+1 counter on it this way, it can't be blocked this turn.

Whenever another creature you control enters, you gain 2 life.

Flash
Lifelink
When Nikon, Skophos Protector enters, the next time a source of your choice would deal damage to you or a permanent you control this turn, prevent that damage. If damage is prevented this way, Nikon deals that much damage to that source's controller.

All creatures get -2/-2 until end of turn. Until end of turn, whenever one of those creatures die, create a tapped Treasure token.

If you would gain life, you gain that much life plus 1 instead.
If one or more tokens would be created under your control, those tokens plus a 0/1 white Goat creature token are created instead.

Nykthos, Architect of Gods has indestructible as long as you control at least three Shrines.
Whenever Nykthos attacks, you may pay {W}{U}{B}{R}{G}. If you do, search your library for a Shrine or legendary land card, put it onto the battlefield, then shuffle.

Menace
When Ogre Gourmand enters, create a Food token.

Whenever an enchantment you control enters, each opponent mills two cards.

During your turn, you may play cards from your graveyard but not from anywhere else.
Whenever you cast an instant or sorcery spell, exile that card instead of putting it into your graveyard as it resolves.
If another permanent you control would be put into your graveyard, exile it instead.

Whenever Omnoid Destroyer or another artifact you control enters, artifact creatures you control gain deathtouch until end of turn.

Whenever Opal-Eye Allseer enters or you cast a noncreature spell, create a 1/1 white Bird creature token with flying.
Wander—{1}{U}, Exile two instant and/or sorcery cards from your graveyard.

Whenever you spend at least five mana to cast a spell, untap Opal-Eye Runeweaver.
{T}: Untap another target permanent not named Opal-Eye Runeweaver. Activate only as a sorcery.

Exile target creature. Tap up to two other target creatures if the exiled creature had power 3 or less.

Choose one. For every two different creature types among creatures you control, you may choose another —
• Target creature gets +3/+3 until end of turn.
• Target creature you control fights another target creature.
• Add three mana of any one type.
• Draw a card.

Indulgence
Whenever you indulge, create a tapped token that's a copy of Pagentry Golem.

When Paladin of the Crownguard enters, you gain 3 life.
Paladin of the Crownguard has first strike as long as it's your turn.

Flash
When Permafrost Tiger enters, you may have it fight target creature that entered this turn.

Trample
Petros's power is equal to your devotion to red.
Whenever Petros deals combat damage to a player, create an X/X colorless enchantment artifact creature token named Follower, where X is the amount of damage dealt.

Deathtouch
Whenever Pharika's Harbinger deals combat damage to a player, bless target creature that player controls.

Deathtouch
When Phyto's Offshoot enters, you may exile any number of permanent cards from your graveyard. When you do, target opponent reveals that many cards from their hand. You choose one of them. That player discards that card.

Choose target nonland permanent you control and up to two target nonland permanents you don't control. Return those permanents to their owner's hands.