Flash
When Omen of Slaughter enters the battlefield, each opponent sacrifices a creature or planeswalker.
{2}{B}, Sacrifice Omen of Slaughter: Scry 2.

Vigilance
Whenever you attack, bless target creature.

Flash
When Primordial of Emila Glade enters the battlefield, return up to two instant and/or sorcery cards from your graveyard to your hand.
Once each turn, you may pay {U} rather than pay the mana cost for an instant or sorcery spell.

When Rano's Slopeguard enters the battlefield, you may exile cards from the top of your library until you exile a nonland card with mana value 2 or less, then put the rest on the bottom in a random order. You may cast the exiled card this turn.

Choose one —
• Destroy target artifact.
• Destroy target enchantment.
• Exile target card from a graveyard.

Flying
Drop — When Sphinx of the Soundveins enters the battlefield, if you didn't cast any creature spells during your last turn, untap up to three lands.

Whenever you amp it up, target creature gets +1/+1 until end of turn. If this is the second time this ability has resolved this turn, put a +1/+1 counter on that creature instead.

{X}: Symbol of the Revolution dares X. X can't be 0.
As long as Symbol of the Revolution is a Rebel, it has flying, lifelink, and vigilance.

Tenacious Snapvines enters the battlefield with X +1/+1 counters and your choice of up to X different counters from among deathtouch, lifelink, vigilance, trample, menace, reach or ward {2} on it.
If damage would be dealt to Tenacious Snapvines, remove a +1/+1 counter and another kind of counter from it. If you do, prevent that damage.

{1}, Sacrifice Traveler's Amulet: Search your library for a basic land card, reveal it, put it into your hand, then shuffle.

Whenever a Ruin you control becomes spellcharged, it gets +1/+0 and gains haste until end of turn.
Spellcharge 2

First strike, vigilance
Whenever Unburnt Maiden enters the battlefield or attacks, you may have it dare X, where X is the number of creatures you control. If you don't, create a 1/1 white Warrior creature token.

Whenever you cast a colorless spell, you may pay {C}. If you do, copy it. You may choose new targets for the copy.
Whenever a creature you control attacks, put a +1/+1 counter on it for each other creature you control with the same name as that creature.

When Vibrant Vengeance enters the battlefield, all creatures get -2/-2 until of turn.
Whenever you tap a land for mana, add one mana of any type that land produced.

Wildcourt Seeker's power and toughness are each equal to the number of land types among lands you control.
Whenever Wildcourt Seeker enters the battlefield or attacks, put up to one target land card from your graveyard onto the battlefield under your control.

Flash
Multitude {4}{U}{U}
You may have Wildkin Imposter enter the battlefield as a copy of any creature on the battlefield.

Choose creature or land. Reveal the top four cards of your library. Put all cards of the chosen type revealed this way into your hand and the rest into your graveyard.