Kuroka Toujou

Whenever Kuroka Toujou deals damage to a
player, that player gets two poison counters. (A
player with ten or more poison counters loses the
game.)
{b/r}: Return Kuroka Toujou to it's owner's hand.
If "Neko Koneko" is also in play under your
control, once per turn you may pay {b/r}{b/r} to deal
1 damage to target opponent.