Vizier of Remedies + Lesser Masticore + Dross Scorpion + Rakdos Riteknife

Prerequisites

• Lesser Masticore does not have a -1/-1 counter on it.
• Rakdos Riteknife attached to any artifact creature you control except Lesser Masticore that does not have summoning sickness.

Steps

1. 1Activate the creature with Rakdos Riteknife attached by tapping it and sacrificing Lesser Masticore.
2. 2When Lesser Masticore dies, its persist ability and Dross Scorpion trigger.
3. 3Resolve the Dross Scorpion trigger, untapping the creature with Rakdos Riteknife attached.
4. 4Resolve the Lesser Masticore trigger, returning it from your graveyard to the battlefield with no -1/-1 counters on it due to Vizier of Remedies.
5. 5Resolve the creature's ability from step 1, putting a blood counter on Rakdos Riteknife.
6. 6Repeat.
7. 7Once you have infinite blood counters on Rakdos Riteknife, you may activate its ability by paying and sacrificing it, causing target opponent to sacrifice all permanents they control.

Effects

• An opponent sacrifices all permanents they control
• Infinite creature ETB
• Infinite creature LTB
• Infinite creature sacrifice triggers
• Infinite death triggers
• Infinite power for any creature
• Mass Land Denial
• Target opponent sacrifices all permanents they control