Maarika, Brutal Gladiator (SLD-435) - Secret Lair Drop / Zangief, the Red Cyclone Foil

Maarika, Brutal Gladiator must be blocked if able.
As long as it's your turn, Maarika has indestructible.
Whenever Maarika deals damage to a creature, if that creature was dealt excess damage this turn, that creature's controller sacrifices a noncreature, nonland permanent.