Saffi Eriksdotter + Fiendish Panda + Bloodflow Connoisseur

Saffi Eriksdotter

Fiendish Panda

Bloodflow Connoisseur

How it works

1. Activate Saffi by sacrificing it, targeting Fiendish Panda.
2. Activate Bloodflow Connoisseur by sacrificing Fiendish Panda.
3. When Fiendish Panda dies, its second ability and Saffi trigger.
4. Resolve the Saffi trigger, returning Fiendish Panda from your graveyard to the battlefield.
5. Resolve the Fiendish Panda trigger, returning Saffi from your graveyard to the battlefield.
6. Resolve the Bloodflow Connoisseur ability, putting a +1/+1 counter on it.
7. Repeat.