msem-instigator

Flying
When Benevolent Malach enters, create a 1/1 colorless Construct artifact creature token.
Sacrifice Benevolent Malach: Artifacts you control gain indestructible until end of turn.

{T}: Until end of turn, target land is every basic land type in addition to its other types and its name becomes Morphic Sea.

At the beginning of combat on each of your turns, look at the top card of your library. You may put that card into your graveyard.
Whenever a land card is put into your graveyard from anywhere, each opponent loses 1 life and you gain 1 life.

At the beginning of your upkeep, create two 1/1 colorless Construct artifact creature tokens, then you gain life equal to the number of artifacts and enchantments you control.

When Blossoming Expanse enters, you may put a basic land card from your hand onto the battlefield tapped.
{1}, {T}: Add one mana of any color.

For each Aura you control, create a token that's a copy of that Aura.

Eureka! (At the beginning of each end step, you get a research counter if you cast a spell this turn. Then if you have eight or more research counters, remove them and create a Masterpiece token of your choice.)
When Bottled Lightning enters, it deals 3 damage to any target. Scry 1.

{T}: Add {C}.
{1}, {T}: Add {W}{U}.

{T}: Add {C}.
{1}, {T}: Add {B}{G}.

{T}: Add {C}.
{1}, {T}: Add {W}{B}.

{T}: Add {C}.
{1}, {T}: Add {U}{B}.

{T}: Add {C}.
{1}, {T}: Add {R}{W}.

{T}: Add {C}.
{1}, {T}: Add {B}{R}.

{T}: Add {C}.
{1}, {T}: Add {G}{W}.

{T}: Add {C}.
{1}, {T}: Add {R}{G}.

{T}: Add {C}.
{1}, {T}: Add {U}{R}.

{T}: Add {C}.
{1}, {T}: Add {G}{U}.

{T}: Add {C}.
Crew 3 (Tap any number of creatures you control with total power 3 or greater: This Vehicle becomes an artifact creature until end of turn.)

Whenever you draw a card, you may have target player mill two cards.

Create a 1/1 blue Otter creature token with “Whenever this creature deals combat damage to a player, draw a card.”
Wanderlust — If you control four or more differently named lands, create two of those tokens instead.

Flying
When Calamity Dragon enters, it deals 2 damage to each creature you don't control. Whenever a creature dealt damage this way dies this turn, Calamity Dragon deals 2 damage to that creature's controller.

Whenever Caldera Crawlers attacks, you may sacrifice a land or exile a land card from your graveyard. If you do, target creature gets +1/+1 and gains menace until end of turn.

Careless Violence deals 2 damage to each creature. If a creature dealt damage this way would die this turn, exile it instead.

Flash
When Caronas, Eon Wanderer enters, you gain 2 life and draw two cards if Caronas, Eon Wanderer isn't on the battlefield.
{2}{W}{U}, Discard two cards: Aetherize Caronas. (To aetherize, create a token that's a copy of it, then exile that token.)

Look at the top three cards of your library. Put one into your hand and the rest into your graveyard. You lose 1 life.