Silver Sliver

Slivers you control have hexproof.
Slivers you control have "{t}, Sacrifice this
permanent: Add one mana of any color."
Guy: This is just a silver brick....
Zeekus: WRONG! It's a silver SLIVER brick.
Guy: I see the silver. I don't see the --
Zeekus: It's a SLIVER, damn you! Stop arguing
with me! You never stop arguing!
Guy: OK, OK. Jeez.