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If Quicksilver, Brash Blur is in your opening hand, you may begin the game with him on the battlefield.
Haste
Power-up — : Put a +1/+1 counter and a double strike counter on Quicksilver. (Activate each power-up ability only once. Reduce the cost by his mana cost if he entered this turn.)

Geistblast deals 2 damage to any target.
, Exile this card from your graveyard: Copy target instant or sorcery spell you control. You may choose new targets for the copy.

Enchant creature
Enchanted creature gets +1/+1 for each card in its controller's hand.
At the beginning of the draw step of enchanted creature's controller, that player draws an additional card.

Trample
: Put three +1/+1 counters on this creature.

Banding (Any creatures with banding, and up to one without, can attack in a band. Bands are blocked as a group. If any creatures with banding you control are blocking or being blocked by a creature, you divide that creature's combat damage, not its controller, among any of the creatures it's being blocked by or is blocking.)
At the beginning of your upkeep, this creature deals 3 damage to you unless you discard a card. If it deals damage to you this way, tap it.

Cycling (, Discard this card: Draw a card.)
When you cycle this card, you may have it deal X damage to target creature, where X is the number of Goblins on the battlefield.

{TK}{TK} — Trample
{TK}{TK}{TK} — : Monstrosity 3. (If this creature isn't monstrous, put three +1/+1 counters on it and it becomes monstrous.)
{TK}{TK}{TK} — 2/7
{TK}{TK}{TK}{TK} — 6/5

Whenever a nontoken creature you control dies, investigate. (Create a Clue token. It's an artifact with ", Sacrifice this token: Draw a card.")
Whenever you sacrifice a Clue, create a 1/1 white Human Soldier creature token.

At the beginning of your end step, untap target Merfolk you control.
Other Merfolk you control get +1/+1.

This spell costs less to cast, where X is your devotion to black. (Each in the mana costs of permanents you control counts toward your devotion to black.)
Destroy target creature.

When this creature enters, exile up to one target artifact, creature, or enchantment an opponent controls with mana value 3 or greater until this creature leaves the battlefield.

Flying (This creature can't be blocked except by creatures with flying or reach.)
Whenever Appa attacks, another target attacking creature without flying gains flying until end of turn.

Target creature you control gets +X/+X until end of turn. Then it fights up to one target creature you don't control. (Each deals damage equal to its power to the other.)

This land enters tapped.
: Add .
Cycling (, Discard this card: Draw a card.)

Flying, vigilance

When this creature enters, target opponent loses 3 life.

(: Add or .)
This land enters tapped.

Deathtouch
: Each opponent loses 2 life.

Creature tokens you control get +1/+0 and have vigilance.
: Add one mana of any color. Spend this mana only to cast a planeswalker spell.
, Discard this card: It deals 4 damage to target attacking or blocking creature.