Abzan Skycaptain
Creature — Bird Soldier
Flying
When this creature dies, bolster 2. (Choose a creature with the least toughness among creatures you control and put two +1/+1 counters on it.)
"A tempest is coming. Turn your faces toward the wind!"
Matt Stewart
Fate Reforged (FRF)
• #4Rulings
You determine which creature to put counters on as the spell or ability that instructs you to bolster resolves.
(wotc • 2014-11-24)
Bolster itself doesn't target any creature, though some spells and abilities that bolster may have other effects that target creatures. For example, you could put counters on a creature with protection from white with Abzan Skycaptain's bolster ability.
(wotc • 2014-11-24)
Rulings
You determine which creature to put counters on as the spell or ability that instructs you to bolster resolves.
(wotc • 2014-11-24)
Bolster itself doesn't target any creature, though some spells and abilities that bolster may have other effects that target creatures. For example, you could put counters on a creature with protection from white with Abzan Skycaptain's bolster ability.
(wotc • 2014-11-24)