The attacking creatures that the destroyed creature was blocking remain blocked (even if no other creatures were blocking them). An attacking creature with trample that has no creature blocking it can deal its combat damage to the defending player, planeswalker, or battle.
13-07-2016
wotc
In some rare cases, the blocking creature wasn't declared as a blocking creature that combat (for example, if it entered the battlefield blocking). In that case, the attacking creatures it was blocking won't gain trample even though the blocking creature is destroyed.
13-07-2016
wotc
The attacking creatures that the destroyed creature was blocking remain blocked (even if no other creatures were blocking them). An attacking creature with trample that has no creature blocking it will deal its combat damage to the defending player or planeswalker.
20-09-2014
wotc
In some rare cases, the blocking creature wasn't declared as a blocking creature that combat (for example, if it entered the battlefield blocking). In that case, the attacking creatures it was blocking won't gain trample even though the blocking creature is destroyed.
Random a card of Magic: The Gathering (MTG), but you can also roll the D20 dice, random a Planeswalker, have fun with the random rules and more.