Roalesk, Apex Hybrid, Blade of Shared Souls, Basking Broodscale, and Crystalline Crawler

Prerequisites

• Roalesk, Apex Hybrid on the battlefield
• Blade of Shared Souls on the battlefield
• Basking Broodscale on the battlefield
• Crystalline Crawler on the battlefield
• You control at least one additional creature
• Crystalline Crawler and Basking Broodsclae have at least one +1/+1 counter on them
• available

Steps

1. Activate Blade of Shared Souls' equip ability by paying , attaching it to another creature you control
2. Blade of Shared Souls triggers, causing the creature it is attached to to become a copy of Roalesk
3. Put the creature with Blade of Shared Souls attached into your graveyard due to the legend rule
4. The creature triggers, putting two +1/+1 counters on Basking Broodscale and Crystalline Crawler
5. Basking Broodscale triggers twice, creating two 0/1 Eldrazi Spawn creature tokens
6. Activate Crystalline Crawler's first ability twice by removing two +1/+1 counters from it, adding
7. Repeat
8. Alternatively, you may only remove one +1/+1 counter from Crystalline Crawler and sacrifice an Eldrazi Spawn instead

Results

• Infinite LTB
• Infinite ETB
• Infinite colored mana
• Infinite sacrifice triggers
• Infinite death triggers
• Infinite colorless mana
• Infinite creature tokens
• Infinite proliferate
• Infinite +1/+1 counters on Crystalline Crawler
• Infinite +1/+1 counters on Basking Broodscale