,

:

Target

attacking

creature

gets

+2/+0

until

end

of

turn.

When

that

creature

leaves

the

battlefield

this

turn,

sacrifice

this

artifact.

If

the

creature

deals

damage

to

a

creature

this

turn,

the

creature

dealt

damage

can't

be

regenerated

this

turn.

If

a

creature

dealt

damage

by

the

targeted

creature

would

die

this

turn,

exile

that

creature

instead.