Spymaster's Vault [MH3-230]

Spymaster’s Vault enters tapped unless you control a Swamp.

{T}: Add {B}.

{B}, {T}: Target creature you control connives X, where X is the number of creatures that died this turn. (Draw X cards, then discard X cards. Put a +1/+1 counter on that creature for each nonland card discarded this way.)