Solitary Sanctuary, Crystalline Crawler, Ballynock Trapper, and Pemmin's Aura

Prerequisites

• Solitary Sanctuary on the battlefield
• Crystalline Crawler on the battlefield
• Ballynock Trapper on the battlefield
• Pemmin's Aura on the battlefield
• Ballynock Trapper does not have summoning sickness
• Pemmin's Aura attached to Ballynock Trapper
• An opponent controls an untapped creature

Steps

1. Activate Ballynock Trapper by tapping it, tapping a creature an opponent controls
2. Solitary Sactuary triggers, putting a +1/+1 counter on Crystalline Crawler
3. Activate Crystalline Crawler's first ability by removing a +1/+1 counter from it, adding
4. Activate Pemmin's Aura's first ability by paying , untapping Ballynock Trapper
5. Repeat
6. You may also repeat this loop during each turn

Results

• Tap all creatures opponents control during each turn