Lifelink

When Queen's Agent enters the battlefield, it explores. (Reveal the top card of your library. Put that card into your hand if it's a land. Otherwise, put a +1/+1 counter on this creature, then put the card back or put it into your graveyard.)

Whenever a card is put into your graveyard from anywhere, you may put a quest counter on Quest for Ancient Secrets.

Remove five quest counters from Quest for Ancient Secrets and sacrifice it: Target player shuffles their graveyard into their library.

Whenever a creature you control becomes tapped, you may put a quest counter on Quest for Renewal.

As long as there are four or more quest counters on Quest for Renewal, untap all creatures you control during each other player's untap step.

Whenever a Goblin enters the battlefield under your control, you may put a quest counter on Quest for the Goblin Lord.

As long as Quest for the Goblin Lord has five or more quest counters on it, creatures you control get +2/+0.

Whenever you cast a creature spell, you may put a quest counter on Quest for the Holy Relic.

Remove five quest counters from Quest for the Holy Relic and sacrifice it: Search your library for an Equipment card, put it onto the battlefield, attach it to a creature you control, then shuffle.

At the beginning of your upkeep, you may look at the top card of your library. If it's a creature card, you may reveal it and put a quest counter on Quest for Ula's Temple.

At the beginning of each end step, if there are three or more quest counters on Quest for Ula's Temple, you may put a Kraken, Leviathan, Octopus, or Serpent creature card from your hand onto the battlefield.

Whenever you cast a spell that's white, blue, black, or red, put a +1/+1 counter on Questing Druid.

Did you know this creature has flying?

Are you aware that any time you say something that isn't a question, when a player points out this fact first, they gain control of Question Elemental?

Haste

The stack is now first in, first out instead of last in, first out. (The first spell or ability on the stack is the first one to resolve.)

Flash

Any player may cast Sliver spells as though they had flash.

Whenever Quickbeam, Upstart Ent or another Treefolk enters the battlefield under your control, up to two target creatures each get +2/+2 and gain trample until end of turn.

This spell costs less to cast if it targets a tapped creature.

Exile target creature.

Affinity for artifacts (This spell costs less to cast for each artifact you control.)

When Quicksilver Behemoth attacks or blocks, return it to its owner's hand at end of combat. (Return it only if it's on the battlefield.)

Flying

: If target spell has only one target and that target is Quicksilver Dragon, change that spell's target to another creature.

Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)

Flying

When Quicksilver Fisher enters the battlefield, draw a card, then discard a card.

You may have Quicksilver Gargantuan enter the battlefield as a copy of any creature on the battlefield, except it's 7/7.

Defender (This creature can't attack.)

: Return Quicksilver Wall to its owner's hand. Any player may activate this ability.

When Quicksmith Rebel enters the battlefield, target artifact you control gains ": This artifact deals 2 damage to any target" for as long as you control Quicksmith Rebel.

Whenever you crank Quick-Stick Lick Trick, target creature gets +1/+1 and gains lifelink until end of turn.

Search target player's library for up to three cards with flashback and put them into that player's graveyard. Then the player shuffles.

Whenever a player casts a Kithkin spell, you may have target player lose 1 life.

Whenever you cast a spell from exile, Quintorius Kand deals 2 damage to each opponent and you gain 2 life.

+1: Create a 3/2 red and white Spirit creature token.

−3: Discover 4.

−6: Exile any number of target cards from your graveyard. Add for each card exiled this way. You may play those cards this turn.

Vigilance

At the beginning of your end step, exile target noncreature, nonland card from your graveyard. Create a 3/2 red and white Spirit creature token.

, , Sacrifice a Spirit: Choose target card exiled with Quintorius. You may cast that card this turn without paying its mana cost. If that spell would be put into a graveyard, put it on the bottom of its owner's library instead.

As Quirion Elves enters the battlefield, choose a color.

: Add .

: Add one mana of the chosen color.

Play cards as written. Ignore all errata.

: Add . (This mana is still added to your mana pool.)

Bloodthirst 1 (If an opponent was dealt damage this turn, this creature enters the battlefield with a +1/+1 counter on it.)

, : Attacking creatures get +X/+0 until end of turn, where X is Rabble-Rouser's power.

: Target blocking creature gets -1/-1 until end of turn.

Enchant land

Enchanted land has ": Target creature gains haste until end of turn."

When Racketeer Boss enters the battlefield, choose up to two creature and/or planeswalker cards in your hand. They perpetually gain "When you cast this spell, create a Treasure token."

Whenever Radagast the Brown or another nontoken creature enters the battlefield under your control, look at the top X cards of your library, where X is that creature's mana value. You may reveal a creature card that doesn't share a creature type with a creature you control from among those cards and put it into your hand. Put the rest on the bottom of your library in a random order.

Whenever Radha's Firebrand attacks, target creature defending player controls with power less than Radha's Firebrand's power can't block this turn.

Domain — : Radha's Firebrand gets +2/+2 until end of turn. This ability costs less to activate for each basic land type among lands you control. Activate only once each turn.

Radiant Essence gets +1/+2 as long as an opponent controls a black permanent.

Enchant player

Creatures enchanted player controls enter the battlefield tapped.

Flying, lifelink

Whenever Radiant Solar or another nontoken creature enters the battlefield under your control, venture into the dungeon. (Enter the first room or advance to the next room.)

, Discard Radiant Solar: Venture into the dungeon and you gain 3 life.

Echo (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.)

When Radiant's Dragoons enters the battlefield, you gain 5 life.

: Target creature loses flying until end of turn.

Flash

Flying

You may cast historic spells as though they had flash. (Artifacts, legendaries, and Sagas are historic.)

Flying, ward

Whenever you attack, target attacking creature connives X, where X is the number of attacking creatures. (Draw X cards, then discard X cards. Put a +1/+1 counter on that creature for each nonland card discarded this way.)

When Raffine's Informant enters the battlefield, it connives. (Draw a card, then discard a card. If you discarded a nonland card, put a +1/+1 counter on this creature.)

(: Add , , or .)

Raffine's Tower enters the battlefield tapped.

Cycling (, Discard this card: Draw a card.)

Rage of Purphoros deals 4 damage to target creature. It can't be regenerated this turn. Scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)

When Rage-Scarred Berserker enters the battlefield, target creature you control gets +1/+0 and gains indestructible until end of turn. (Damage and effects that say "destroy" don't destroy it.)

At the beginning of your end step, if you discarded a card this turn, transform Ragged Recluse.

The second spell you cast each turn costs less to cast.

Celebration — At the beginning of combat on your turn, if two or more nonland permanents entered the battlefield under your control this turn, target creature you control gets +1/+1 until end of turn.

Whenever Raging Regisaur attacks, it deals 1 damage to any target.

Trample

When Raging Swordtooth enters the battlefield, it deals 1 damage to each other creature.

Whenever Raiders' Karve attacks, look at the top card of your library. If it's a land card, you may put it onto the battlefield tapped.

Crew 3 (Tap any number of creatures you control with total power 3 or more: This Vehicle becomes an artifact creature until end of turn.)

Whenever an opponent discards a card, that player loses 2 life.

Raid — At the beginning of your end step, if you attacked this turn, target opponent discards a card.