msem-instigator

Enchant creature
Enchanted creature gets +3/-3.

Renown 1 (When this creature deals combat damage to a player, if it isn't renowned, put a +1/+1 counter on it and it becomes renowned.)
Rafter Stalker can't be blocked by creatures with greater power.

Kicker {3} (You may pay an additional {3} as you cast this spell.)
Return target creature card from your graveyard to your hand. Then if this spell was kicked, return another target creature card from your graveyard to your hand.

When Ragantiar enters, mill five cards.
{3}{B}, Sacrifice a creature: Return target creature card with power X or less from your graveyard to the battlefield, where X is 1 plus the sacrificed creature's power.

Flying, haste
{3}{R}{R}: Return Rageborn Phoenix from your graveyard to your hand. If you do, it deals 1 damage to any target.

Whenever Raging Warlord attacks, Goblins you control get +1/+0 until end of turn.

Flying, trample
Whenever Raidragos' Avenger deals combat damage to a player, create a 5/5 red Dragon creature token with flying.
Creatures you control get +1/+0 for each Dragon you control.

[+1]: Raidragos, the Vindictive deals 3 damage to target player or planeswalker and 1 damage to you.
[–2]: Until end of turn, creatures you control gain “{R}: This creature gets +1/+0 until end of turn.”
[–8]: You get an emblem with “Whenever you cast an instant or sorcery spell, this emblem deals 4 damage to each opponent.”

Up to X target creatures gain winnow until end of turn. (Damage dealt to a creature with winnow also causes its controller to lose that much life.)
Rain of Ruin deals 2 damage to each creature.

({T}: Add {G} or {U}.)
Rainforest Spring enters tapped.

Create two 1/1 white Soldier creature tokens.

Trample
Art of war — At the beginning of your end step, if Raiun Bay Admiral dealt damage to an opponent this turn, put a +1/+1 counter on each other creature you control.

Art of war — At the beginning of your end step, if Raiun Bay Junk dealt damage to an opponent this turn, put a +1/+1 counter on it.
Tap an untapped creature you control: Raiun Bay Junk becomes an artifact creature until end of turn.

All creatures able to block Raiun Bay Merchant do so.

When Ralezza's Disciple enters, if you control an enchantment, you gain 3 life.

When Ralezza, Weaver of Okthuros enters, you may put target Aura card that could enchant it from a graveyard onto the battlefield attached to Ralezza.
{1}{W}, Sacrifice an Aura: Ralezza gains indestructible until end of turn.

Vanishing 5 (This creature enters with five time counters on it. At the beginning of your upkeep, remove a time counter from it. When the last is removed, sacrifice it.)
Whenever you remove a time counter from Rallios, create a tapped 2/2 black Zombie creature token.

Menace
When Rallios Unleashed enters, create a 2/2 black Zombie creature token.
Whenever Rallios Unleashed deals combat damage to a player, create a 2/2 black Zombie creature token for each creature card in your graveyard.

Destroy target attacking or blocking creature.
Bulwark — This spell costs {1} less to cast if you control a creature with toughness 4 or greater.

Whenever a card is put into your graveyard from your library, you may put it on top of your library.
{U}{B}, Sacrifice Rallios' Return: Until end of turn, you may play target card from your graveyard. If that spell would be put into a graveyard, exile it instead.

Indestructible
Battalion — Whenever Rallios, Heir to the Evil One and at least two other creatures attack, creatures you control get +1/+0 and gain double strike until end of turn.

Create two 1/1 red Soldier creature tokens with haste.

Equipped creature gets +1/+1 for each Equipment attached to it.
Whenever an Equipment you control enters, attach it to equipped creature.
Equip {2}

Rammanethi Hydroshaper gets +1/+1 as long as you control an Island.
{2}{U}: Target creature blocking or blocked by Rammanethi Hydroshaper gets -1/-0 until end of turn.

Reach (This creature can block creatures with flying.)
Whenever a land you control enters, Rammanethi Sandshaper deals 1 damage to target creature with flying.