mtg.wtf

{4}{G}: Rockcaster Platoon deals 2 damage to each creature with flying and each player.

Whenever you cast your first spell each turn, add {R}{R}.

You may exert Rohirrim Chargers as it attacks.
Whenever you exert a creature, reveal cards from the top of your library until you reveal an Equipment card. Put that card onto the battlefield attached to that creature, then put the rest on the bottom of your library in a random order.

Menace
When Rohirrim Lancer dies, the Ring tempts you.

Whenever you cast an instant or sorcery spell, each opponent loses 1 life.
You may cast Rona, Sheoldred's Faithful from your graveyard by discarding two cards in addition to paying its other costs.

Ronom Serpent can't attack unless defending player controls a snow land.
When you control no snow lands, sacrifice Ronom Serpent.

Sacrifice Ronom Unicorn: Destroy target enchantment.

{T}: Add one mana of any color.
{T}: Add two mana of any one color. Spend this mana only to cast spells from your graveyard.
{G}{U}, {T}, Exile Rootcoil Creeper: Return target card with flashback you own from exile to your hand.

Lands you control and land cards in your library are basic.

{T}, Sacrifice Rootwater Diver: Return target artifact card from your graveyard to your hand.

{1}{U}: Look at the top card of target player's library.

{U}: Rootwater Thief gains flying until end of turn.
Whenever Rootwater Thief deals combat damage to a player, you may pay {2}. If you do, search that player's library for a card and exile it, then the player shuffles.

Prototype {1}{G} — 2/3
{3}{G}{G}, Sacrifice Rootwire Amalgam: Create an X/X colorless Golem artifact creature token, where X is three times Rootwire Amalgam's power. It gains haste until end of turn. Activate only as a sorcery.

When Rope Line Attendant enters the battlefield, creature cards in your hand perpetually gain "When this creature enters the battlefield, create a 1/1 green and white Citizen creature token."

Rose Tyler gets +1/+1 for each time counter on it.
Bad Wolf — Whenever Rose Tyler attacks, put a time counter on it for each suspended card you own and each other permanent you control with a time counter on it.
Doctor's companion

{T}: Add one mana of any color.

{T}: Add {C}{C}{C}{C}. Spend this mana only on costs that contain {X}.

Battle cry
Heroic — Whenever you cast a spell that targets Rosnakht, Heir of Rohgahh, create a 0/1 red Kobold creature token named Kobolds of Kher Keep.

Whenever one or more creature cards leave your graveyard, Rot Farm Mortipede gets +1/+0 and gains menace and lifelink until end of turn.

When Rotfeaster Maggot enters the battlefield, exile target creature card from a graveyard. You gain life equal to that card's toughness.

Trample
When Rothga, Bonded Engulfer enters the battlefield, you get a one-time boon with "When you cast a creature spell, it perpetually gets +X/+X, where X is its power."

Menace
Whenever Rotisserie Elemental deals combat damage to a player, put a skewer counter on Rotisserie Elemental. Then you may sacrifice it. If you do, exile the top X cards of your library, where X is the number of skewer counters on Rotisserie Elemental. You may play those cards this turn.

When Rottenheart Ghoul dies, target player discards a card.

Rotting Legion enters the battlefield tapped.

Reach
{3}{B}{G}, Exile a creature card from your graveyard: Create a 1/2 green Spider creature token with reach, then each opponent loses 1 life for each Spider you control.