Trap Runner

{2}{W}{W} · Creature — Human Soldier

{T}: Target unblocked attacking creature becomes blocked. Activate only during combat after blockers are declared. (This ability works on creatures that can't be blocked.)

Motor: se resuelve a mano

Rulings (3)

If a turn has multiple combat phases, the ability can be activated during any of them as long as it’s after the beginning of that phase’s Declare Blockers Step.
Wizards of the Coast · 2013-09-20
If the ability is used on a creature with Trample, the damage still comes through.
Wizards of the Coast · 2004-10-04
This ability will trigger any creature’s “whenever this becomes blocked” ability.
Wizards of the Coast · 2004-10-04