Imotekh the Stormlord, Metalwork Colossus, and Skirge Familiar

Prerequisites

• Imotekh the Stormlord on the battlefield
• Metalwork Colossus in the graveyard
• Skirge Familiar on the battlefield
• You control at least two other artifacts

Steps

1. Activate Metalwork Colossus by sacrificing two artifacts, returning it from your graveyard to your hand
2. Imotekh triggers, creating two 2/2 Necron Warrior artifact creature tokens
3. Activate Skirge Familiar by discarding Metalwork Colossus, adding
4. Repeat

Results

• Infinite black mana
• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite sacrifice triggers
• Infinite self-discard triggers