{2}, Sacrifice Root Fossil: Surveil 3. You may put a land card you surveilled this way from your graveyard onto the battlefield tapped.
Surface {2}{G}. Root Fossil surfaces transformed.

Vigilance
When Royal Templar enters, target creature gets +2/+0 and gains vigilance and indestructible until end of turn.
Cybersoul {3}{W}

{1}{R}: Rumbling Volcamel and up to one other target creature you control get +1/+0 until end of turn.
Whenever you activate a nonmana ability, if you've spent at least six mana to activate nonmana abilities this turn, transform Rumbling Volcamel.

Surface {U}. Scuttling Cicada surfaces transformed.

Lifelink
Whenever Secluded Gorgon dies, you may bless target creature.

Flash
When Security Initiative enters, you may tap or untap target nonland permanent. Then draw a card.
An opponent controls three or more tapped nonland permanents.

Whenever a basic land you control enters, put a +1/+1 counter on Seeker of New Horizons. If you control seven or more lands, bless that land.

Trample
When Seismic Chimera enters, bless target creature.

{B}, Sacrifice Serrated Fossil: Choose a nonland card name. Target player reveals their hand and discards a card with that name if able. Activate only as a sorcery.
Surface {3}{B}{B}. Serrated Fossil surfaces transformed.

Menace
Whenever Ship Shredder enters or you cast a spell from your graveyard, each opponent loses 2 life and you gain 2 life.

When Silence the Opposition enters, draw two cards, then discard a card.
A creature card or creature token was put into your graveyard from anywhere this turn.

Double strike

Silvereye Scout can't be blocked except by three or more creatures.

Flying, trample, lifelink
Ward—Pay 7 life.

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

When Sparks of a Revolution enters, create a 1/1 colorless Soldier creature token. It gains haste until end of turn.
Three or more sources you controlled dealt damage this turn.
A source you controlled dealt 3 or more damage this turn.

Enchant creature
Whenever enchanted creature becomes the target of a spell or ability, put a +1/+1 counter on it and that creature deals 1 damage to each opponent. This ability triggers no more than twice each turn.

Whenever Spikemane Lion dies, you may bless target creature.

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.

When this creature transforms into Splintered Soul, create X 3/1 colorless Cyborg Soldier artifact creature tokens.
Whenever Splintered Soul or another Cyborg you control dies, you gain 1 life.

Menace
Amity — Whenever you attack with Splitting Smog and exactly one other creature, you may pay {1}{R}. If you do, attacking creatures you control get +2/+0 until end of turn.

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

When Stehlian Reverend enters, put a +1/+1 counter on target creature.
Cybersoul {4}{W}

Haste
Amity — Whenever you attack with Stitches and exactly one other creature, create a 2/2 Toy artifact creature token with defender, then tap all Toys you control. They're attacking.
At the beginning of your end step, if you didn't create a Toy this turn, transform Stitches.

Trample
Amity — Whenever you attack with Stitches, Orphaned and exactly one other creature, transform Stitches at the beginning of the next turn's upkeep.