msem-instigator

When you're dealt damage, sacrifice Paracosm.
{T}: Add one mana of any color.

You may play Paradise Reef from your graveyard as long as seven or more cards are in your graveyard.
Paradise Reef enters the battlefield tapped.
{T}: Add {G} or {W}.
Cycling {1}{G}{W} ({1}{G}{W}, Discard this card: Draw a card.)

Paradise Windows enters the battlefield tapped.
{T}: Add {G} or {W}.
{G}{W}, {T}, Sacrifice Paradise Windows: Conjure a card named Data-Point into your hand. (It's a sorcery that costs {2} with “Draw a card.”)

{1}, {T}, Pay 1 life: Add one mana of any color. Put a charge counter on Paradox Rings.
{T}, Remove three charge counters from Paradox Rings and sacrifice it: Draw a card.

Enchant creature
Enchanted creature gets +1/+1 and has “At the beginning of each end step, you gain 1 life.”

As long as your deck contains only white and colorless cards, your minimum deck size is reduced by eight.

{T}: Add {C}.
{T}, Pay 1 life: Add {R}.
{4}{R}, {T}, Sacrifice Path of Fire: Path of Fire deals 3 damage to target player or planeswalker. Activate only as a sorcery.

Pathway of Lost Sultans enters the battlefield tapped.
When Pathway of Lost Sultans enters the battlefield, sacrifice it unless you pay {1}.
{T}: Add one mana of any color.

Peaceful Passage enters the battlefield tapped.
{T}: Add {G} or {W}.
{1}, {T}: Add one mana of any color.

{T}: Add {C}.
{1}, {T}, Sacrifice Perilous Passage: Destroy target nonbasic land. Activate only if an opponent controls four or more lands.

{T}, Sacrifice Phosphorescent Ravine: Search your library for an Island or Swamp card and put it onto the battlefield tapped, then shuffle.

Enchant player
Whenever a creature enters the battlefield under enchanted player's control, they lose 1 life.

{T}: Add {C}.
{3}, {T}: Draw a card. Activate only if a creature died this turn.

Vigilance, deathtouch, menace

Planar Alignment enters the battlefield tapped.
{T}: Add {C}.
{6}, {T}, Exile Planar Alignment: Search your library for a card, put it into your hand, then shuffle.