Vigilance
Creatures you control with vigilance have “{W}{U}, {T}: Draw a card. Activate this ability only if this creature attacked this turn.”

Target player discards two cards. If all the cards discarded this way share a card type, that player loses 3 life.

Deathtouch
Whenever one or more artifact creatures you control deal combat damage to an opponent, you draw a card and you lose 1 life.

Choose one —
• Destroy target creature with flying.
• Exile target enchantment.
• Target creature you control gets +1/+1 and gains hexproof until end of turn.

Lifelink
Other creatures you control with lifelink get +1/+1.
If another source you control with lifelink dealing damage would cause you to gain life, you gain twice that much life instead.

Flying
Solidarity
Whenever Pyrewing Penancer attacks, it deals damage equal to its power to each opponent.

Flying
Whenever you cast a spell that targets a single creature you control, bless that creature.

Whenever you amp it up, Pyrote Technician deals 2 damage to each opponent.

Each creature you control gets +2/+1 as long as you control two or more other creatures with the same name as it.
{3}{C}, {T}: Create a token that's a copy of target creature you control.

Whenever you attack with exactly two creatures, draw a card. Prevent all damage that would be dealt to creatures you control this turn.

Flying, deathtouch, haste

Whenever Radiant Chromate or another Advisor you control enters, an opponent may pay {1}. If they do, scry 1. Otherwise, put a +1/+1 counter on that creature.

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.

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

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.

At the beginning of your upkeep, choose one. If you control twelve or more permanents, choose all instead.
• Create a 1/1 green Citizen creature token.
• Create a Treasure token.
• Create a Weapon token.

Choose one or both —
• Return target creature to its owner's hand.
• Return a creature with the greatest power or tied for the greatest power to its owner's hand.

Choose one —
• Draw two cards.
• Put a +1/+1 counter on target creature, scry 1, then draw a card.

When Reconnaissance Agent enters, you may choose one —
• Exile target card from your graveyard.
• Exile another target creature.
When Reconnaissance Agent leaves the battlefield, return the exiled card to its owner's hand.

Whenever Recurring Visions enters or you cast a spell which had its flashback cost paid, surveil 3.

When Renowned Roughrider enters or leaves the battlefield, create a 1/1 white Human creature token. Then if you control four or more creatures, put a +1/+1 counter on a creature you control.
Wander {4}{W}{W}

Gain control of target creature until end of turn. Untap that creature. It gains haste until end of turn. If you control another permanent you don't own, it gets +2/+0 until end of turn.

When Resourceful Hireling enters, choose one —
• Create a 0/0 colorless Robot artifact creature token with a +1/+1 counter on it.
• Create a Treasure token.

This spell has lifelink as long as you control a creature with lifelink.
Retaliatory Outburst deals 4 damage to target tapped creature.