msem-instigator

Whenever Tremor Titan enters the battlefield or attacks, each player sacrifices a permanent. Then you draw a card for each opponent who sacrificed a land this way.

Trample
Chronicle (As this enters and after your draw step, add a lore counter. Stop after III.) [4/4]
[Lore I-II] Creatures you control gain vigilance until end of turn.
[Lore III] Remove all lore counters from Astral Leucrocota. You gain 4 life.

Enchant creature
Enchanted creature gets +1/+1 and has vigilance.
{2}{G}: Return Behold the Horizon from your graveyard to your hand.

Distribute three +1/+1 counters among one, two, or three target creatures you control.

Enchant creature you control
When Brawnsurge enters the battlefield, enchanted creature deals damage equal to its power to up to one target creature an opponent controls.
Enchanted creature gets +1/+1 and has trample.

Choose target creature you control. Double its power and toughness until end of turn. That creature deals X damage divided as you choose among any number of target creatures and/or planeswalkers your opponents control, where X is its power.

Colossal 4—{4}{G}{G}{G} (You may cast this for its colossal cost to have it enter with four +1/+1 counters; or pay {4}{G}{G}{G} as a sorcery: Put four +1/+1 counters on it if it has none.)
Whenever a nontoken creature you control with a counter on it dies, create a 4/4 green Hydra creature token.

Vigilance
When Envoy of Karametra enters the battlefield, for each kind of counter on target permanent, put another counter of that kind on it or remove one from it.

When Fallspeaker Satyr enters the battlefield or dies, surveil 1. (Look at the top card of your library. You may put that card into your graveyard.)

Enchant creature you control
When Festive Euphoria enters the battlefield, you gain life and draw cards equal to enchanted creature's power.
Enchanted creature can't be blocked by creatures with power 2 or less.

Exile target artifact, enchantment, or creature with flying.

Chronicle (As this enters and after your draw step, add a lore counter. Stop after III.) [5/4]
[Lore I-II] Put a +1/+1 counter on up to one other target creature you control.
[Lore III] Target creature must be blocked this turn if able.

Permanent spells you cast cost {1} less to cast.
{3}{G}: Choose a counter on target permanent you control, then put another counter of that kind on that permanent or remove that counter from it. Activate only as a sorcery.

This spell costs {X} less to cast, where X is your devotion to green. (Each {G} in the mana costs of permanents you control counts toward your devotion to green.)
Trample

Search your library for a basic land card, reveal it, put it into your hand, then shuffle. Mill three cards.

Search your library for up to two basic land cards, put them onto the battlefield tapped, then shuffle.
{8}{G}, Exile Influence of Kruphix from your graveyard: Return up to two target cards from your graveyard to your hand.

Reach
When Klothys's Lookout enters the battlefield, choose one —
• You gain 3 life.
• Exile target card from a graveyard.
• Return target land card from your graveyard to your hand.

Vigilance
Whenever you cast a creature or planeswalker spell, draw a card.
Lands you control have “{T}: Add {C}{C}.”

Heroic — Whenever you cast a spell that targets Leina Tower Sentry, put a +1/+1 counter on Leina Tower Sentry and you gain 1 life.

Target creature you control gets +1/+0 until end of turn. It fights up to one target creature you don't control. (Each deals damage equal to its power to the other.)

Deathtouch

Colossal 2—{4}{G} (You may cast this for its colossal cost to have it enter with two +1/+1 counters; or pay {4}{G} as a sorcery: Put two +1/+1 counters on it if it has none.)
Reach

Indestructible
As long as your devotion to green is less than five, Nylea isn't a creature.
Whenever another creature you control deals combat damage to a player, draw a card.
{1}{G}: Until end of turn, another target creature you control gains haste and can't be blocked by creatures with power 3 or less.

Enchant creature you control
When Nylea's Benefaction enters the battlefield, scry 2.
Enchanted creature gets +3/+3 and has reach.

Chronicle (As this enters and after your draw step, add a lore counter. Stop after III.) [3/3]
[Lore I-II] Target creature you control can't be blocked by creatures with power 2 or less this turn.
[Lore III] Draw a card.