Trample
When Seismic Chimera enters, bless target creature.

When Shaman of Rime's Fury enters, create a 0/0 colorless Spirit creature token. Put a number of +1/+1 counters on that token equal to the total number of instant and/or sorcery cards you own in exile and in your graveyard.

Whenever you activate an ability that targets Shiver Elemental, you may copy that ability. You may choose new targets for the copy.

Flying
Short-Fused Firebird attacks each combat if able.
Whenever Short-Fused Firebird attacks, the next flashback cost you pay this turn costs {2} less.

Double strike

Flying
Whenever Silversilk Emissary attacks, put a +1/+1 counter on another Advisor you control unless an opponent pays {2}.

Whenever Skarni Raider attacks, if it's equipped, you draw a card and you lose 1 life.

Trample
Whenever Skittertiller deals combat damage to a player, put a +1/+1 counter on it.

Trample
Whenever Skophos Raid-Veteran deals combat damage to a player or planeswalker or becomes the target of a spell you control, create a tapped Treasure token.

Whenever you cast an instant or sorcery spell, Skyward Magus gets +1/+1 and gains flying until end of turn.

Once each turn, when Smart Shopper enters or you cast a creature spell, you may create a Berry token. If three or more types of mana were spent to cast it, create two of those tokens instead.

When Snowscryer enters, surveil 3.

Haste
Amity — Whenever you attack with Solid Smog and exactly one other creature, you may pay {R}. If you do, transform Solid Smog.

When Soothing Singer enters, exile target nonland permanent you don't control until Soothing Singer leaves the battlefield.
{1}{W}: Soothing Singer gets +0/+2 until end of turn.

Flying
Drop — When Soul Melter enters, if you didn't cast any creature spells during your last turn, each opponent loses 2 life and you gain 2 life.

Flying
When Soul's Sunset enters, exile up to two target cards from graveyards. You gain 2 life.
Surface {4}{B}{B}

{T}: Add one mana of any color.
At the beginning of combat on your turn, if you've spent at least five mana to cast spells this turn, untap Speaker of Endless Winter and put a +1/+1 counter on it.

Amity — Whenever you attack with Splashing Mudskipper and exactly one other creature, surveil 1. When Splashing Mudskipper deals combat damage to a player this combat, you may transform it.

{2}, Sacrifice Spry Illuminator: Destroy target enchantment or noncreature artifact.

Reach
Whenever Star-Studded Sagittaur deals combat damage to a player, you may bless target land.

First strike
Landfall — Whenever a land you control enters, you may tap target creature.

Vigilance
{T}: Add {C}.
{T}: Add {C}{C}. Activate only if Steadfast Gatekeepers is a creature.
Spellcharge 3

Steamveil Model enters with a +1/+1 counter on it.

Flying
Whenever an opponent spends mana, if it wasn't spent to cast a spell from their hand, you draw a card. This ability triggers only once each turn.

Favored
Whenever your Champion attacks, it gets +2/+0 until end of turn.