Marshland Trinket-Thief

Flying, flash
Whenever a creature you don't control dies, if it
was equipped, you may gain control of up to one
equipment card attached to it. If you do, it's
owner creates a 2/2 black zombie creature token.
Abilities of permanents you control but don't
own cost {1} less to activate. This can't reduce the
mana cost of an ability to less than {1}.