Flash
Deathtouch
When this creature enters, target attacking Pirate you control gets +1/+1 and gains deathtouch until end of turn.
Illustrated by Ben Maier · Rivals of Ixalan · #68
There are no rulings for Dire Fleet Poisoner.
Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.)
Whenever this creature attacks, another target Assassin you control gains deathtouch until end of turn.
When this creature enters, target Knight gains deathtouch and lifelink until end of turn.
Ninjutsu (, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand tapped and attacking.)
When this creature enters, target creature you control gains deathtouch and lifelink until end of turn.
: Target creature you control gains deathtouch until end of turn. (Any amount of damage it deals to a creature is enough to destroy it.)
Flying
When this creature enters, target creature you control with flying gets +2/+0 until end of turn.
Menace
When this creature enters, target Vampire you control gets +1/+1 and gains menace until end of turn.