Spymaster's Vault
From Modern Horizons 3 set
Spymaster's Vault
Land
This land enters tapped unless you control a Swamp.
: Add .
, : 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.)