Preceptor Seluvis

Ward 2. When Preceptor Seluvis enters, create 4 tapped 1/1 black Doll tokens with Defender.
Instants and sorceries you control cost {u} less.

At the beginning of each end step, if a creature died this turn you may pay {1}, if you do, create a 1/1 black Doll token with Defender.

Sacrifice a token: Add {u/b}.
{b}, Sacrifice a token: Gain control of target creature with mana value less than the number of tokens you control until end of turn. It gains haste.