Lien-Uy's Seeping Dagger

Equipped creature has +2/+2 and lifelink.
Whenever equipped creature attacks, you may
unequip Lien-Uy's Seeping Dagger. If you do,
target creature loses all abilities until Lien-Uy's Seeping Dagger is equipped again.
Whenever equipped creature is blocked, remove
all +1/+1 counters from blocking creature.
Equip {4}