Feaster of Runts

Haste, First Strike
Affinity for Tokens (This spell cost {1} less to cast for
each token you control.)
When Feaster of Runts attacks, target player sacrifices X creatures with power and/or
toughness of 1 or less. If they do, put X +1/+1
counters on Feaster of Runts, where X is equal to
the number of creatures sacrificed this way.