Consensual Torturer

Consent (Each spell on the stack can't be countered. Any player may pay {1} for that player to ignore this effect until end of turn.)
Deathtouch, Painborn (Each 1 life you pay while casting this pays for {1}. It enters the battlefield with a -1/-1 counter on it for each 1 life paid this way.)
"What's the matter? You did consent to this..."