msem-instigator

When Ancient Tablet enters, scry 2.
{2}, Sacrifice Ancient Tablet: You may shuffle any number of target cards from your graveyard into your library. Draw a card.

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

Equipped creature gets +1/+1.
As long as equipped creature is multicolored, it gets an additional +1/+1.
Equip {1}

As Angelic Barracks enters, you may pay 3 life. If you don't, it enters tapped.
{T}: Add {U}, {R}, or {W}.

{T}: Add {C}.
{T}: Add {W}, {B}, or {G}. You can't spend this mana to cast a monocolored spell.

{T}: Add {C}.
{T}: Add {R}, {W}, or {B}. You can't spend this mana to cast a monocolored spell.

{T}: Add {C}.
{T}: Add {B}, {G}, or {U}. You can't spend this mana to cast a monocolored spell.

Trample
Morph {6} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)

{T}: Add {C}.
{T}: Add {G}, {U}, or {R}. You can't spend this mana to cast a monocolored spell.

{T}: Add {C}.
{T}: Add {U}, {R}, or {W}. You can't spend this mana to cast a monocolored spell.

Hexproof
You have hexproof.
If a source would deal damage to you, prevent 1 of that damage.
{1}, Sacrifice two permanents: Draw two cards. Activate only during your turn.

As Animus, Life's Entropy enters, choose a color.
You and Animus each have hexproof from the chosen color.
Attain {6} ({6}: Transform this. Spend at least three colors of mana to activate this, and only as a sorcery.)

Activated abilities of sources you don't control can't be activated unless they're mana abilities.

{T}: Add {G}.
{G}, {T}: Target creature gains trample until end of turn.

When Ankulith Shard enters, draw a card.
{1}, {T}: Add one mana of any color.

Anran's Realm enters tapped.
{T}: Add {R} or {G}.
{R}{G}, {T}: Create a Function token with “This spell can't be countered.” Activate only if you control a creature with power 4 or greater. (It's an enchantment. As you cast an instant or sorcery spell, sacrifice any number of Functions to add their effects to that spell.)

Equipped creature gets +1/+0 and has “{T}: This creature deals 1 damage to target player or planeswalker.”
Equip {2}

Colossal 4—{8} (You may cast this for its colossal cost to have it enter with four +1/+1 counters; or pay {8} as a sorcery: Put four +1/+1 counters on it if it has none.)
Abilities you activate that aren't mana abilities cost {2} less to activate. This effect can't reduce the mana in that cost to less than one mana.

Flash
Flying

Each land is an Island in addition to its other land types.

As Aparodist enters, choose a non-Human creature type.
Aparodist is the chosen type in addition to its other types.
{1}, {T}: Put a +1/+1 counter on each creature you control of the chosen type.

Draw three cards. You gain 3 life. Apex deals 3 damage to any target.

Sacrifice a creature. Draw cards equal to its power and gain life equal to its toughness. (Then exile this card. You may cast the creature later from exile.)

When Appropriated Gear enters, create a Treasure token.
Equipped creature gets +1/+1.
Equip {2}