msem-instigator

When Refuse Trawler enters, you may pay {G}. If you do, choose one —
• Return a permanent card from your graveyard to your hand.
• Rediscover a permanent card. (Look at the top card of your library. You may reveal it and put it into your hand if it's a permanent card. Otherwise, put it back or into your graveyard.)

Refuse to Submit deals 3 damage to any target. If that target is an attacking creature, it deals 5 damage instead.

Menace
Regal Dragoon gets +1/+1 as long as you control a legendary creature.

Return target permanent card from your graveyard to your hand. If it's an enchantment card, create a 2/2 black Zombie creature token.

Menace

Choose one—
• Put two -1/-1 counters on target creature.
• Untap target creature. It gains deathtouch until end of turn.
• Until end of turn, target creature deals damage to creatures in the form of -1/-1 counters.

Deathtouch

Rehison Soothemage has lifelink as long as you control another Elf.

Flash
When Reinforced Platemail enters, you may attach it to target creature you control.
Equipped creature you control gets +1/+2.
Equip {3}

Gain control of target noncreature permanent until end of turn. Untap it.
Prophecy {U} (Once each turn, you may exile a card with prophecy as you reveal it. When you do, you may cast it for its prophecy cost as long as it's exiled.)

This spell costs {1} less to cast for each artifact you control.
Search your library for an artifact creature card with mana value X or less, put it onto the battlefield, then shuffle.

Choose one —
• Target player sacrifices a creature.
• Target player sacrifices a planeswalker.
• Target player sacrifices an enchantment.

Relic Hoarder gets +1/+0 for each artifact and/or enchantment you control.
Relic Hoarder has first strike as long as you control three or more artifacts and/or enchantments.

Target player sacrifices an attacking creature. You gain life equal to that creature's power.

Whenever another creature you control enters, you may upgrade Relitian Renegade. (Give it one of the listed counters it doesn't already have.)
• +1/+1
• Ward {2}
• Flying
• Distorted (This creature can be blocked by tapped creatures but not untapped creatures.)

Put up to one target permanent card from your graveyard on top of your library. (Then exile this card. You may play the land later from exile.)

Target instant or sorcery card in your graveyard gains flashback until end of turn. Its flashback cost is equal to its mana cost.
Flashback—{R}, Discard a card. (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Legacy (You may play this side of this card only from your graveyard. Exile it if it would be put into a graveyard or not resolve.)
Target Warrior you control deals damage equal to its power to target creature an opponent controls.

Mill three cards. Return a card from among the milled cards to your hand. Then shuffle three cards from graveyards into their owners' libraries.

Whenever another creature named Reminiscing Youth you control enters, you may discard a card. If you do, draw a card.

When Remnant of the Hunt leaves your graveyard, create a token that's a copy of it, except it has no mana cost.
Revive {3}{G}{G} ({3}{G}{G}, Exile this card from your graveyard: Create a token that's a copy of this card, except it has no mana cost. Activate this ability only any time you could cast a sorcery.)

Target creature gets -4/-0 until end of turn. If you control two or more tokens, draw a card.

Renegade Spellweaver can't be blocked as long as you've foretold a card or cast a foretold spell this turn.

Adjudicate, then each player returns a creature they control that isn't enchanted to its owner's hand. (Create a white Aura enchantment token with enchant creature and “Sacrifice this token: Untap enchanted creature” attached to target creature.)

Lifelink (Damage dealt by this creature also causes you to gain that much life.)
Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)