+Buccaneer (6)
Haste
When Brazen Buccaneers enters, 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.)
Choose one —
• Target creature gets +1/+1 and gains first strike until end of turn.
• Target Pirate gets +1/+1 and gains double strike until end of turn.
As an additional cost to cast this spell, reveal a Pirate card from your hand or pay .
Whenever Gemcutter Buccaneer or another Pirate you control enters, create a tapped Treasure token.
Treasures you control are Equipment in addition to their other types and have "Equipped creature gets +2/+0," equip Pirate , and equip .
Whenever you discard a card, Glint-Horn Buccaneer deals 1 damage to each opponent.
, Discard a card: Draw a card. Activate only if Glint-Horn Buccaneer is attacking.
Flying
Raid — When this creature enters, if you attacked this turn, draw a card.
Gatherer works better in the Companion app!
, and equip 
.