Solidarity
{1}{R}: Choose a creature type. Ragecloak Shifter gets +2/+0 and becomes that type in addition to its other types until end of turn.

Enchant creature
Enchanted creature has menace and “Whenever this creature deals combat damage to a player, create a Treasure token.”

Whenever you attack, create a tapped and attacking token that's a copy of target attacking creature, except it isn't legendary. Sacrifice it at the beginning of the next end step.

Whenever Raksolcs Ravage-Soul deals combat damage to a player, create a Treasure token.
Whenever you sacrifice a permanent, Minotaurs you control get +2/+0 until end of turn. Creatures you control gain menace until end of turn. This ability triggers only once each turn.

When Rano's Slopeguard enters, you may exile cards from the top of your library until you exile a nonland card with mana value 2 or less, then put the rest on the bottom in a random order. You may cast the exiled card this turn.

Trample, ward {3}
Other Yetis you control get +1/+1.
At the beginning of combat on your turn, if you've spent at least five mana to cast spells this turn, create a 3/3 green Yeti creature token with trample.

Rapturous Festival enters tapped.
{T}: Add {G} or {W}.
{T}, Discard another card named Rapturous Festival: Draw a card.

Menace
Creatures you control get +1/+0 if you've cast a spell that targeted Rathomar Forerunner this turn.

Whenever you cast a spell that targets Rathomar Harrier, choose one. If Rathomar Harrier is attacking, choose both instead.
• Tap target creature you don't control.
• Create a 2/2 green Wolf creature token.

Whenever you cast a spell that targets Rathomar Herder, choose one. If Rathomar Herder is attacking, you may choose both instead.
• Create a 1/1 white Human creature token.
• Creatures you control get +1/+0 until end of turn.

Haste
Whenever you cast a spell that targets Rathomar Raider, target creature can't block this turn.

Rattling Soundvein enters tapped.
When Rattling Soundvein enters, you may pay 1 life. If you do, add one mana of any color other than red.
{T}: Add {R}.

Drop — When Rave Mastermind enters, target player discards a card. If you didn't cast any creature spells during your last turn, that player discards two cards instead. Put each land card discarded this way onto the battlefield tapped under your control.

When Reaching Remnant enters, it deals 4 damage to target creature with flying you don't control.
Spellcharge 3

{T}: Add one mana of any type.
{T}, Sacrifice two permanents named Reactor Sphere: Draw three cards.

Flying
Whenever one or more creatures you control deal combat damage to a player, that player mills two cards.

Whenever Reaper of Fields attacks, bless target land.

Menace
When Reaper of the Deep enters, mill two cards. You may repeat this process until there are seven or more cards in your graveyard.
Surface {5}{B}{B}

Whenever Reborn Apostle attacks, each player loses 1 life.

Ward—Discard a card.
Whenever Reborn Fisher attacks, choose a nonland card name, then defending player reveals their hand and discards a card with that name if able.

Lifelink
When this creature transforms into Reborn Follower, put a +1/+1 counter on target creature.

Whenever this creatures transforms into Reborn Herald or another permanent you control transforms, create a 1/1 colorless Cyborg artifact creature token.
Reborn Herald gets +1/+1 for each other artifact you control.

Whenever Reborn Lily attacks, surveil 3. You may put a land card you surveilled this way from your graveyard onto the battlefield tapped.

Vigilance
Whenever Reborn Reef attacks, target card in your graveyard gains surface until end of turn. The surface cost is equal to its mana cost.

Whenever Reborn Scuttler attacks, up to one target creature has base toughness 1 until end of turn.