msem-instigator

Enchant creature
Enchanted creature gets +3/+0 and has menace.
Whenever enchanted creature deals combat damage to a player, discard a card, then draw a card.

Runescale Brawler enters with three +1/+1 counters on it.
If damage would be dealt to Runescale Brawler while it has a +1/+1 counter on it, prevent that damage and remove a +1/+1 counter from Runescale Brawler.

Runewart Hog has hexproof as long as it has a +1/+1 counter on it.

Enchant creature
Enchanted creature gets +2/+2 and has flying.
When enchanted creature dies, draw a card.

Enchant land
Whenever enchanted land becomes tapped, scry 1.
Enchanted land has “{G}, {T}: Each player reveals the top card of their library. Each player that revealed a land card this way may put that card into their hand.”

Whenever you make first contact, Runic Enforcer gains lifelink until end of turn. (You make first contact the first time each turn you cast a spell with a name not in your graveyard or control already.)

Runic Pillars enters tapped.
{T}: Add {C}{C}{C}.
{2}: Add one mana of any color.

Lifelink
When Runic Soulthief enters, target player loses X life and you gain X life, where X is the number of enchantments you control.

Defender (This creature can't attack.)
{W}, {T}: You gain 1 life.

Equipped creature can't be blocked except by enchantment creatures.
Whenever equipped creature deals combat damage to a player, you may search your library for a card, exile it, then shuffle. If you don't search your library this way, you may play a card exiled with Runner's Harness.
Equip {1}

Rupture Spire enters tapped.
When Rupture Spire enters, sacrifice it unless you pay {1}.
{T}: Add one mana of any color.

({T}: Add {R} or {W}.)
As Ruptured Citadel enters, you may pay {1}. If you don't, Ruptured Citadel enters tapped.

({T}: Add {W} or {B}.)
As Ruptured Expanse enters, you may pay {1}. If you don't, Ruptured Expanse enters tapped.

({T}: Add {U} or {R}.)
As Ruptured Falls enters, you may pay {1}. If you don't, Ruptured Falls enters tapped.

({T}: Add {B} or {R}.)
As Ruptured Flats enters, you may pay {1}. If you don't, Ruptured Flats enters tapped.

({T}: Add {U} or {B}.)
As Ruptured Grotto enters, you may pay {1}. If you don't, Ruptured Grotto enters tapped.

({T}: Add {G} or {U}.)
As Ruptured Grove enters, you may pay {1}. If you don't, Ruptured Grove enters tapped.

({T}: Add {G} or {W}.)
As Ruptured Meadow enters, you may pay {1}. If you don't, Ruptured Meadow enters tapped.

({T}: Add {B} or {G}.)
As Ruptured Morass enters, you may pay {1}. If you don't, Ruptured Morass enters tapped.

({T}: Add {W} or {U}.)
As Ruptured Square enters, you may pay {1}. If you don't, Ruptured Square enters tapped.

({T}: Add {R} or {G}.)
As Ruptured Trail enters, you may pay {1}. If you don't, Ruptured Trail enters tapped.

Rushing Waters enters tapped.
{T}: Add {U} or {R}.
When Rushing Waters enters, you may put a loyalty counter on a planeswalker you control.

Flying
When Rushwater Hunter enters, you may return target creature to its owner's hand.

Improve {1}{U} ({1}{U}: Put a +1/+1 counter on this creature. This costs {1} more to activate for each +1/+1 counter on it. Improve only as a sorcery.)
At the beginning of your end step, if one or more embattled creatures you controlled dealt damage to a player, you may draw a card. (A creature is embattled if it has a counter on it or has a permanent you control attached to it.)

When Russet Denmother enters, choose one —
• Destroy target enchantment.
• Create a 2/1 red and white Fox creature token.