Least dangerous object that Bullseye would need to kill...

What is the least dangerous item that Bullseye could turn into a lethal weapon in order to kill the following characters?

1) Steve Rogers pre-super soldier serum
2) Average human
3) Steve Rogers (current)
4) Batman (full suit)
5) Spider-Man
6) Wolverine
7) Cage
8) Iron Man
9) Thor
10) Superman

He killed a regular human with a paper plane and then killed a mutant with indestructible skin by throwing a pin into his ear.

Originally posted by basilisk
What is the least dangerous item that Bullseye could turn into a lethal weapon in order to kill the following characters?

1) Steve Rogers pre-super soldier serum
2) Average human
3) Steve Rogers (current)
4) Batman (full suit)
5) Spider-Man
6) Wolverine
7) Cage
8) Iron Man
9) Thor
10) Superman

1 Wouldn't that make him average human?
2. For 1 and 2 a piece of hay/straw
3 Tooth Pick
4. Needle
5. Needle
6. This one is tricky. It depends on where he is aiming Skull a piece of adamantium any where else wont kill him anyway.
7. A piece of diamond
8. A titanium rod
9. Adamantium
10 A kryptonite arrow shot from a bow