Solitary Sanctuary + Crystalline Crawler + Vedalken Certarch + Pemmin's Aura

Solitary Sanctuary

Crystalline Crawler

Vedalken Certarch

Pemmin's Aura

How it works

1. Activate Vedalken Certarch 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 Vedalken Certarch.
5. Repeat.
6. You may also repeat this loop during each turn.