msem-instigator

Glitch {2} (Remove one [restriction] for each time you pay the glitch cost.)
Destroy target artifact or enchantment [with mana value 3 or less].

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.

Deploy 3 (As this enters, you may tap any number of other creatures you control with total power 3 or more.)
When Relief Battalion enters deployed, draw a card.

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

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.)

Flying, ward {2}
Reliya's Scraphawk gets +1/+1 for each different name among artifact tokens you control.

Vigilance
Disgraced 1 (This enters with a -1/-1 counter. Whenever it deals combat damage to a player, remove all -1/-1 counters from it.)

Remarkable Hunter must be blocked if able.

Return target instant or sorcery card from your graveyard to your hand.
Leitmotif (If you cast this spell from your hand, exile it as it resolves. When you next cast a spell that shares a color with this card, you may cast this from exile without paying its mana cost.)

When Remembrance of Light enters, you may return target permanent card from your graveyard to your hand.
Revive—{4}{G}, Discard a card. ({4}{G}, Discard a card, Exile this card from your graveyard: Create a token that's a copy of it except it has no mana cost. Revive only as a sorcery.)

Choose up to two target permanent cards in your graveyard with total mana value 4 or less. Return one to the battlefield and the rest to your hand.

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.

Flash
When Remnant Spotter enters, put target permanent card from your graveyard on top of your library.

When Remnant of Lost Times enters, scry 1.
{2}, Sacrifice Remnant of Lost Times: Draw a card.

{T}: Target player exiles a card from their graveyard.
{2}, Sacrifice Remnant of Past Realities: Exile each opponent's graveyard. 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.)

Trample
When Remnant of the Wild enters, if you cast it, untap all lands you control.

Exile target artifact, enchantment, or tapped creature.

Counter target creature spell.

Exile target nonblack creature. Its controller exiles a card at random from their hand.

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

Rend deals 1 damage to any target and you gain 1 life.
Whenever you cast a black spell, you may pay {1} and exile Rend from your graveyard. If you do, destroy target creature or planeswalker if it was dealt damage this turn.

Gain control of target creature until end of turn. Untap that creature. It gains haste until end of turn. (It loses any Roles you don't control.)
Compose (Then if you cast this from your hand, exile it and create a Saga token with “r3—You may cast a copy of this card from exile without paying its mana cost.”)